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year 9 periodic table and acids

Total questions: 50

Worksheet time: 49mins

Name
Class
Date
1.

As you move from left to right on the periodic table, the number of valence electrons.......

a)

Increases

b)

Decreases

c)

Remains the same

2.

As you move down a group on the periodic table, the number of valence electrons....

a)

Increases

b)

Decreases

c)

Remains the same

3.

The vertical (up and down) columns in the Periodic Table are called

a)

groups

b)

towers

c)

periods

d)

atomic numbers

4.
Sodium (Na) is found in period 
a)
3
b)
2
c)
4
d)
1
5.
Sodium (Na) is found in group 
a)
1
b)
2
c)
3
d)
4
6.
The atomic number tells you what?  READ THE ANSWERS CAREFULLY
a)
only the number of electrons
b)
 only the number of protons
c)
only the number of neutrons
d)
the number of both electrons and protons in an atom.
7.
What does the atomic mass tell you? 
a)
Basically,the number of electrons and protons
b)
The number of neutrons
c)
Basically, the number of protons and neutrons
d)
The number of protons.
8.

period

a)

Elements that occur in vertical columns on the periodic table.

b)

A horizontal row of elements in the periodic table

c)

Found in group two of the periodic table; highly reactive

d)

A subatomic particle that has a negative charge

9.

A subatomic particle that has a negative charge

a)

nobles gases

b)

protons

c)

electrons

d)

neutrons

10.

neutron

a)

A subatomic particle that has a positive charge and that is found in the nucleus of an atom

b)

not able to conduct heat or electricity, little to no metallic luster

c)

A subatomic particle that has a negative charge

d)

A small particle in the nucleus of the atom, with no electrical charge

11.

not able to conduct heat or electricity, little to no metallic luster

a)

Non-metals

b)

noble gases

c)

atomic mass

d)

Neutron

12.

gas at room temperature, low boiling point.

a)

atomic mass

b)

atomic number

c)

Non-metals

d)

noble gases

13.
How are elements on the periodic table arranged by?
a)
in alphabetic order
b)
simular physical & chemical properties
c)
their symbols
d)
Just simular physical properties
14.
What is the number of protons that the element in this image contain?
a)
14
b)
7
c)
15
d)
18
15.
Beryllium has how many protons?
a)
4
b)
9.0122
c)
2
d)
13.0122
16.
What element is this?
a)
Helium
b)
Hydrogen
c)
Argon
d)
Silver
17.

Which of the following element in period 3 would be classified as a metal?

a)

Boron (B)

b)

Sodium (Na)

c)

Argon (Ar)

d)

Silicon (Si)

18.
Most of the mass in an atom is made up of _____________________?
a)
protons and electrons
b)
protons and neutrons
c)
neutrons and electrons
d)
electrons and quarks
19.
Which of the following best describes the properties of metals?
a)
hard, brittle, and nonconductive
b)
liquid, dark, and conductive
c)
shiny, malleable, and conductive
d)
soft, oily, and very reactive
20.
How are metal oxides formed?
a)
When metals react with oxide.
b)
When metals react with water.
c)
When metals react with air.
d)
When metals react with oxygen.
21.

What compound is made when calcium is burnt in the air?

a)

Calcium Nitrate

b)

Calcium Phosphate

c)

Calcium Oxide

d)

Calcium carbonate

22.
Which of these is a property of metals?
a)
It's malleable
b)
It can't conduct electricity
c)
They are used in food
d)
It's very brittle
23.

The name of the elements present in mild steel

a)

Iron and copper

b)

Iron and carbon

c)

Iron and nickel

d)

Iron and chromium

24.

what are elements

a)

A substance that has many different atoms

b)

A substance that is made up of just one kind of atom

c)

A substance that has only properties of a metal

d)

A metal which is made of different substances

25.

Brass is an alloy made of

a)

copper and zinc

b)

copper and tin

c)

copper and nickel

d)

copper and aluminum

26.

What do metals conduct well?

a)

heat

b)

electricity

c)

circulation

d)

music

27.

Mixtures that do NOT behave as a pure substance have a melting range, not a melting point.

a)

True

b)

False

28.
a brittle material is one that
a)
will bend
b)
fractures under presure
c)
can be crushed easilly
29.

Why is steel alloyed with other metals?

a)

To make It stronger

b)

To make it lighter

c)

To make it more resistant to corrosion

d)

All of the above

30.

Why are alloyed metals usually stronger?

a)

They have atoms of different metals in them, which makes it easier for the layer to move past each other...less likely to break

b)

They have atoms of different metals in them, which makes it harder for the layer to move past each other...less likely to break

31.

Acidic oxides are

a)

СO

b)

SiO2

c)

CO2

d)

CaO

32.

Examples of alkaline oxides are

a)

SrO

b)

SO2

c)

CO

d)

FeO

33.

Which one of the following elements will burn in oxygen to form an acidic oxide?

a)

carbon

b)

calcium

c)

magnesium

d)

iron

34.

Which of the following elements burns in air to form an oxide which, when shaken with water, gives a solution with a pH grater than 7?

a)

carbon

b)

hydrogen

c)

magnesium

d)

sulfur

35.

Metal oxides

a)

gases at room temperature

b)

alkali solutions in water

c)

solids at room temperature

d)

acidic solutions in water

e)

very soluble

36.

Non metal oxides

a)

Acidic solutions in water

b)

Alkali solutions in water

c)

Very soluble

d)

gases at room temperature

e)

liquids at room temperature

37.

Metals are found on the (a)   of the periodic table

38.

Metals form (a)   ions

39.

Negative ions are formed when atoms (a)   electrons to become stable

40.
True or False - Protons and Neutrons have about the same mass.
a)
True - They have about the same mass
b)
False - They do not have about the same mass
41.
What are valence electrons?
a)
electrons on the first orbital always
b)
nucleus
c)
the outermost shell
d)
the number of electrons on the outermost orbital
42.
How many protons, electrons and neutrons does an neutral atom of Calcium have?  Its atomic number is 20 and the mass number is 40.
a)
20 protons, 18 electrons and 40 neutrons
b)
20 protons, 20 electrons and 20 neutrons
c)
40 protons, 40 electrons and 20 neutrons
d)
20 protons, 18 electrons and 20 neutrons
43.
What elements generally make an ionic bond?
a)
metal and nonmetal
b)
2 or more nonmetals
c)
metal
d)
none of the above
44.
a)
2
b)
5
c)
10
d)
15
45.

What is this element?

a)

Beryllium (atomic #4)

b)

Boron (atomic #5)

c)

Carbon (atomic #6)

d)

Nitrogen (atomic #7)

46.

How many valence electrons does potassium have?

a)

19

b)

6

c)

39

d)

1

47.

Cations are ions with what kind of charge?

a)

positive

b)

negative

c)

neutral

48.

How many electrons would beryllium lose when forming a cation?

a)

1

b)

2

c)

3

d)

4

49.

ION ALUMINIUM

a)

Al3+

b)

Al

c)

Al+

d)

Al2+

50.

S2-

a)

Sulfide

b)

Sulfite

c)

Sulfate

d)

Carbonate

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