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Q2- SUMMATIVE TEST (SCIENCE 9)

Total questions: 35

Worksheet time: 26mins

Name
Class
Date
1.

Which orbital designation has the highest energy?

a)

3d

b)

3p

c)

4s

d)

3s

2.

Filling of orbitals in increasing energy level is known as

a)

Aufbau Principle

b)

Hund's rule of Multiplicity

c)

Octet Rule

d)

Pauli's Exclusion Principle

3.

Which subatomic particle/s is/ are present in the nucleus of an atom based on Rutherford’s discovery of nucleus?

a)

proton only

b)

neutron and electron

c)

proton and electron

d)

proton and neutron

4.

Which atomic model is proposed by Schrodinger?

a)

nuclear model

b)

Quantum mechanical model

c)

planetary model

d)

raisin bread model

5.

The total number of electrons in the fourth energy level is __________.

a)

8

b)

50

c)

18

d)

32

6.

Atoms that lose electrons form what kind of ion?

a)

Anion

b)

Cation

c)

Non-metal

d)

Metal

7.

A cation is any group of atoms with _________.

a)

Grounded

b)

Positive charge

c)

Negative charge

d)

No charge

8.

What is the maximum number of bonds a carbon atom can form?

a)

one

b)

two

c)

three

d)

four

9.

This is a process that refers to the ability of carbon atom to bond with itself to form

longer chains or structures.

a)

carbonation

b)

catenation

c)

covalent bonding

d)

carbon dating

10.

A hydrocarbon contains only the elements

a)

carbon and hydrogen

b)

carbon, hydrogen, and nitrogen

c)

hydrogen and helium

d)

carbon and oxygen

11.

All of these are characteristics of Inorganic Compound except_____

a)

soluble in water

b)

conduct electrical current

c)

low melting and boiling point

d)

decomposition occurs at a very high temperature

12.

What allotrope has globe-shaped, cage-like arrangements?

a)

amorphous

b)

graphene

c)

fullerenes

d)

diamond

13.

Juan wants to protect his bicycle’s part from rusting fast. Which of the

following materials do you think Juan will use?

a)

Lubricating oil

b)

Vinegar

c)

Kerosene

d)

Isopropyl alcohol

14.

Emmanuela cut her finger accidentally when she was cutting her nails. She

must apply something on her wound so that it will not get infected. Which

compound should she use?

a)

Kerosene

b)

Isoprophyl alcohol

c)

Acetic Acid

d)

Formalin

15.

What is the common use of ethyne?

a)

Fertilizer

b)

Antibiotic

c)

Artificial ripening agent

d)

Disinfectant

16.

Organic compounds are formed by _________.

a)

Nonpolar bond

b)

Metallic bond

c)

Ionic bond

d)

Covalent bond

17.

Paula wants to preserve a fish for her project in biology class. What compound

should she use to preserve the animal?

a)

Acetic acid

b)

Methyl alcohol

c)

Acetone

d)

Formaldehyde

18.

Marcela told her grandson; Miguel never plays with gasoline. Why do you think

she does not allow him to do it?

a)

Because gasoline is flammable.

b)

Because gasoline is volatile.

c)

Because gasoline is liquid

d)

Because gasoline is viscous.

19.

Which compound is classified as a depressant or a “downer”?

a)

Amphetamine

b)

Alcohol

c)

sleeping pills

d)

cocaine

20.

Salve must remove the red paint from the paintbrush so that she can use it

again next time. What organic compound should she use?

a)

Acetic acid

b)

Kerosene

c)

Formaldehyde

d)

Lubricating oil

21.

Which type of compound results from the combination of metal and nonmetal?

a)

Covalent compound

b)

Organic compound

c)

Ionic compound

d)

Acid

22.

Which particles may be gained, lost, or shared by an atom when it forms a chemical bond?

a)

nucleon

b)

electron

c)

proton

d)

neutron

23.

Which compound is ionic?

a)

CaCl2

b)

HCl

c)

N2O

d)

SO2

24.

Which of the following substances is not a covalent compound?

a)

H2

b)

HCl

c)

O2

d)

NaCl

25.

Which one of the following is a property of ionic substances?

a)

They are quite unreactive.

b)

They are all liquids at room temperature.

c)

They have high melting points and boiling points.

d)

They are poor conductors of electricity.

26.

All of these are properties of covalent compound EXCEPT ________

a)

Usually occurs between 2 non-metals.

b)

They are made of crystalline solid.

c)

Atoms share electrons to be stable.

d)

Many soluble in a nonpolar solvent

27.

What is the hardest natural substance known on earth?

a)

rock

b)

silver

c)

gold

d)

diamond

28.

The alcohol present in alcohol beverages is _________.

a)

Ethyl alcohol

b)

Denatured alcohol

c)

Methyl alcohol

d)

Wood alcohol

29.

Marcy’s car stopped in the middle of the road. She found out that her car had

run out of fuel. Which compound must she buy?

a)

Gasoline

b)

water

c)

lubricating oil

d)

kerosene

30.

Victor’s grandmother was cooking their supper when she suddenly stopped

and said, “oh the tank is already empty!” Then his grandmother asked him to

buy another tank. What did Victor’s grandmother ask him to buy?

a)

water

b)

Gasoline

c)

Liquefied petroleum gas (LPG)

d)

lubricating oil

31.

Which one of the following is NOT an organic substance?

a)

an antibiotic

b)

salt

c)

coal

d)

lead in a pencil

32.

Generally, a solution of an organic compound in water will be electrically_____.

a)

insulated

b)

nonconductive

c)

highly conductive

d)

high ionized

33.

Pure carbon exists in the following forms, EXCEPT

a)

diamond

b)

fullerene

c)

graphite

d)

methane

34.

Which atoms are most likely to form covalent bonds?

a)

nonmetal atoms that share protons

b)

nonmetal atoms that share electron

c)

metal atoms that share protons

d)

metal atoms that share electrons

35.

He introduced the use of Lewis Electron Dot Structure (LEDS).

a)

De Broglie

b)

J. Dalton

c)

N. Bohr

d)

G. Lewis