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CHM102 - Chemistry by jassim

Total questions: 92

Worksheet time: 1hrs 4mins

Name
Class
Date
1.

Match the following

a)
1.

safety glasses

b)
2.

gloves

c)
3.

safety goggles

d)
4.

lab coat

e)
5.

gas mask

2.

Match the following

a)
1.

Condenser

b)
2.

Round-bottomed flask/ Florence flask

c)
3.

Measuring cylinder/ Graduated cylinder

d)
4.

Beaker

e)
5.

Volumetric flask

3.

Match the following

a)
1.

Conical flask/ Erlenmeyer flask

b)
2.

Burette

c)
3.

Test tube

d)
4.

Rubber bung

e)
5.

Test tube rack

4.

Match the following

a)
1.

Test tube brush

b)
2.

Test tube holder

c)
3.

Thermometer

d)
4.

Boiling tube

e)
5.

Tongs

5.

Match the following

a)
1.

Nichrome wire loop

b)
2.

Pipette

c)
3.

Dropper

d)
4.

Spatula

e)
5.

Glass rod

6.

Match the following

a)
1.

Forceps

b)
2.

Bunsen burner

c)
3.

Spill/ splint

d)
4.

Pestle and mortar

e)
5.

Evaporating dish

7.

Match the following

a)
1.

Watch glass

b)
2.

Weighing boat

c)
3.

Balance

d)
4.

Scales

e)
5.

Microscope

8.

Match the following

a)
1.

Gas syringe

b)
2.

Syringe

c)
3.

Wash bottle

d)
4.

Chromatography paper

e)
5.

Filter paper

9.

Match the following

a)
1.

Litmus paper

b)
2.

Indicator solution/ the pH scale

c)
3.

Alcohol Lamp

d)
4.

Fume hood

e)
5.

Spot plate

10.
a) bulb
b)glass tube
1
2
1)
2)
11.
a)Clay triangle
b)Gauze
c)Crucible
d)Heat-proof mat
e)Tripod
1
2
3
4
5
1)
2)
3)
4)
5)
12.
a)Boss
b)Clamp
c)Ring
d)Clamp stand
1
2
3
4
1)
2)
3)
4)
13.
a)stand
b)air hole
c)gas tab
d)chimney
e)rubber tubing
f)collar
1
2
3
4
5
6
1)
2)
3)
4)
5)
6)
14.

Types of Bunsen flame;

•​ (a)   – air hole open

•​ (b)   , air hole half open

•​ (c)   , air hole closed

Choose from the below words
Roaring
Medium –blue
safety–yellow
high-red
15.
a)Hold filter paper when filtering
b)Measures the volume of liquids.
c)Measures temperature.
d)Heats objects and other equipment.
e)hold equipment for Bunsen burner
1
2
3
4
5
1)
2)
3)
4)
5)
16.
a)Hold liquid when heated/boiled
b)Hold solution when waters evaporati
c)Catches the liquid when filtering.
d)Holds equipment firmly.
e)Hold small amount solid when heated
1
2
3
4
5
1)
2)
3)
4)
5)
17.

Which of the following elements is in group 1 of the periodic table?

a)

Calcium

b)

Flourine

c)

Iron

d)

Rubidium

18.

All of the elements in group 1 are...

a)

Metals

b)

Non-metals

19.

How many electrons does each atom in group 1 have in its outer shell?

a)

It's hard to tell

b)

0

c)

1

d)

4

20.

Group 1 are also known as:

a)

The alkali earth metals

b)

The alkanes

c)

The alkoxides

d)

The alkali metals

21.

All group 1 metals react with water.

a)

True

b)

False

22.

Group 1 metals chemically react in similar ways because...

a)

They all have one electron

b)

They all have one electron in their outer shell

c)

They all have one electron shell

d)

They are the same

23.

Potassium + Water →

a)

Potassium hydroxide + Hydrogen

b)

Potassium hydroxide + Oxygen

c)

Hydrogen peroxide + Potassium

d)

Acid rain

24.

Metal hydroxides are...

a)

Acidic

b)

Blue

c)

Neutral

d)

Alkaline

25.

Pick one thing you would observe when lithium reacts with water

a)

The metal gradually "disappearing"

b)

Fizzing

c)

A lilac flameFizzing

d)

Orange flashes

26.

Pick one thing you would observe when sodium reacts with water

a)

The metal melts into a ball

b)

An explosion

c)

A lilac flame

d)

The solution turning blue

27.

Pick one thing you would observe when potassium reacts with water

a)

The metal melts into a ball

b)

The metal moves around the surface of the water

c)

A lilac flame

d)

A large explosion

28.

The reactivity of group 1 metals

a)

Decreases down the group

b)

Is irrelevant to the position of the element in the group

c)

Is completely random

d)

Increases down the group

29.

The reactivity of group 1 metals increases down the group because...

a)

The outer electron is further from the nucleus

b)

The outer electron is closer to the nucleus

c)

There are more electrons in the outer shell

d)

The nucleus gets bigger

30.

The periodic table is primarily composed of...

a)

metals

b)

Non-Metals

c)

Metalloids

d)

Gases

31.

If you wanted to create a piece of art from a strong metal that is malleable and ductile, what element would you choose?

a)

Iodine (53)

b)

Zirconium (40)

c)

Potassium (19)

d)

Carbon (6)

32.

Scandium (21) is a....

a)

metal

b)

non-metal

33.

Bromine (35) is a.

a)

metal

b)

non-metal

34.

What element family is Iron, Fe, a part of?

a)

Transition Metals

b)

Alkali Metals

c)

Noble Gases

35.

Nitrogen (7) is a...

a)

Metal

b)

Non-Metal

36.

What element family is Xenon (54) in?

a)

Actinides

b)

Non-Metals

c)

Noble Gases

d)

Alkaline Earth Metals

37.

Living organisms are primarily composed of elements from which family?

a)

Halogens

b)

Semi-metals (Metalloids)

c)

Alkali Metals

d)

Non-metals

38.

Quinn wants to build a circuit board for his computer. He knows that computer chips and circuit boards shouldn't be made of a highly conductive metal. Instead, he needs a semiconductor. Which element is the best choice for Quinn to use?

a)

Copper (29)

b)

Vanadium (23)

c)

Silicon (14)

d)

Tin (50)

39.

Footage from a hotel security camera shows an explosion resulting from a person dropping a solid, shiny, metallic rock into the pool. This material was most likely part of what element family?

a)

Noble Gases

b)

Semi-metals (Metalloids)

c)

Transition Metals

d)

Alkali Metals

40.

Which element has the chemical properties most similar to Fluorine?

a)

Lithium

b)

Hydrogen

c)

Aluminum

d)

Chlorine

41.

The group of elements that are colorless, odorless, and are extremely UNreactive are known as...

a)

Noble Gases

b)

Halogens

c)

Transition Metals

d)

Post-transition Metals

42.

The element family of calcium (20).

a)

What is noble gases?

b)

What is transition metals?

c)

What is alkali metals?

d)

What is alkaline earth metals?

43.

Elements after Uranium (92) are all man-made....

a)

true

b)

false

44.

Ytterbium is in what element family?

a)

Lanthanide series

b)

halogens

c)

non-metals

d)

alkali metals

45.

Radon is a...

a)

metal

b)

non-metal

46.

How many valence electrons does Carbon have?

a)

2

b)

3

c)

4

d)

6

47.

An alkaline earth metal

a)

Br

b)

Ca

c)

Li

d)

Xe

48.

The ____________ is the number of protons in the nucleus of an atom

a)

Atomic mass

b)

Atomic number

c)

Energy level

d)

Family or Group

49.

Number of protons and neutrons in the nucleus.

a)

Atomic number

b)

Atomic family

c)

Atomic mass

d)

Atomic group

50.

A horizontal row in the periodic table is called________.

a)

Energy level

b)

Family

c)

Group

d)

Period

51.

A vertical column of elements on the periodic table is called______.

a)

Group

b)

Period

c)

Atomic mass

d)

Metals

52.

These elements that are good conductors of electric current and heat.

a)

Metalliods

b)

Gases

c)

Nonmetals

d)

Metals

53.

These elements that are poor conductors of heat and electric current.

a)

Metals

b)

Nonmetals

c)

Metalliods

d)

Gases

54.

These elements have properties of both metals and nonmetals.

a)

Metalliods

b)

Metals

c)

Gases

d)

Nonmetals

55.

What is the one-, two-, or three-letter abbreviation of the name of an element called?

a)

Atomic mass

b)

Atomic number

c)

Chemical symbol

d)

Hydrogen

56.

What is the line that separates metals from nonmetals called_________?

a)

Border line

b)

Zip line

c)

Front line

d)

Zig Zag line

57.

What are the seven chemical elements that make up Group 18?

a)

Nobel gases

b)

Bloom gases

c)

Metalliods

d)

Liquid Gases

58.

One of the elements in Groups 3 -12 of the periodic table

a)

Alkali metal

b)

Alkaline Earth metal

c)

Transition metal

d)

Metalloid

59.

An element in Group 2 of the periodic table.

a)

Alkali metal

b)

Alkaline Earth metal

c)

Transition metal

d)

Metalloid

60.

An element that has some characteristics of both metals and nonmetals.

a)

nonmetal

b)

metalloid

c)

Alkali metal

d)

mystery metal

61.

An element found in Group 17 of the periodic table. (K2)

a)

Noble Gas

b)

Halogen

c)

Carbon Family

d)

Nitrogen Family

62.

An element that is dull and is a poor conductor of heat and electricity

a)

proton

b)

metal

c)

nonmetal

d)

subatomic particles

63.

Elements that belong to group 1 are

a)

Halogens

b)

Noble gases

c)

Alkali Metals

d)

Alkaline Earth Metals

64.

True or false: In an endothermic reaction, energy is transferred from the surroundings to the reacting particles

a)

True

b)

false

65.

Exothermic or endothermic? Burning wood.

a)

Exothermic

b)

Endothermic

66.

Exothermic or endothermic? Melting ice.

a)

Exothermic

b)

Endothermic

67.

True or False? in an exothermic reaction, energy is transferred from the reacting particles to the surroundings

a)

True

b)

False

68.

Exothermic or endothermic? Respiration.

a)

Exothermic

b)

Endothermic

69.

Exothermic or endothermic? Baking a cake.

a)

Exothermic

b)

Endothermic

70.

If the temperature decreases, it is an __________ reaction.

a)

Exothermic

b)

Endothermic

71.

If the temperature increases, it is an __________ reaction.

a)

Exothermic

b)

Endothermic

72.

Exothermic or endothermic? Neutralisation.

a)

Exothermic

b)

Endothermic

73.

Exothermic or endothermic? Thermal decomposition.

a)

Exothermic

b)

Endothermic

74.

Alklalis are bases which can be soluble in water and containing OH- group 

a)

True

b)

false

75.

Match the following

a)

Excess acid may need to be neutralised with an _____

1.

alkali

b)

Excess acid may need to be neutralised with an _____

Answer 1Choose...universal indicatorAlkaliAcid rain

A mixture of liquids that will produce a range of colours to show how strong the acid or alkali is.

2.

universal indicator

c)

Soil is naturally acidic, mainly due to_____________________-

3.

acid rain

76.

What is the name of the process when an acid mixes with an alkali?

a)

Neutralization

b)

Oxidation

c)

Reduction

d)

Hydrolysis

77.

If we eat too many “rich” foods our stomachs create too much acid this can cause ______. 

a)

Anemia

b)

Allergy

c)

Diabetes

d)

 gastrointestinal reflux disease (GERD)

78.

all bases are alkalis while not all alkalis are bases

a)

true

b)

false

79.

Match the following

a)

potassium chloride

1.

An alkali has the formula KCl

b)

An alkali has the formula NaOH

2.

Sodium hydroxide

c)

A salt will be made if hydrochloric acid is mixed with sodium hydroxide

3.

sodium chloride

d)

An acid has the formula HCl

4.

Hydrochloric acid

e)

An acid has the formula H2SO4

5.

Sulfuric acid

80.

Acids are bitter in taste while bases are sour 

a)

true

b)

false

81.

Hydrochloric acid is used in the stomach to help _______. 

a)

filteration 

b)

strilization

c)

neutralization

d)

digestion 

82.

What colour will UI go in an acid with pH 1?

a)

blue

b)

green 

c)

yellow 

d)

red 

83.

What will be pH be if the acid is completely neutralised by the alkali?

a)

7

b)

9

c)

4

d)

0

84.

What is the name of the part of the Bunsen burner that rotates?

a)

collar

b)

air hole

c)

barrel

d)

gas hose

85.

what could you use to measure an amount of liquid?

a)

beaker

b)

funnel

c)

test tube

d)

graduated cylinder

86.

How do you get a large yellow flame?

a)

air hole closed, gas tap fully open

b)

air hole open, gas tap fully open

c)

air hole open, gas tap partly openair hole closed, gas tap partly open

d)

air hole closed, gas tap partly open

87.

what should we use when moving small amounts of liquid from one container to another?

a)

beaker

b)

Triple Beam Balance

c)

thermometer

d)

transfer pipette

88.

volumetric flask should be used for preparing identical consentration for a solution.

a)

True

b)

False

89.

a narrow mouthed container used when heating liquids is called________________.

a)

Volumetric flask

b)

Erlenmeyer Flask

c)

Beaker

d)

Funnel

90.

Which is the safety flame?

a)

blue

b)

roaring

c)

yellow

d)

orange

91.

what should we use to protect our eyes?

a)

safety shoes

b)

safety glasses

c)

goggles

d)

lab coat

92.

What should you use when pouring liquids from one container to another with small openeing?

a)

funnel

b)

test tube

c)

transfer pipette

d)

triple beam balance

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