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Science Payne 2021 Semester 1 Review

Total questions: 21

Worksheet time: 11mins

Name
Class
Date
1.

No electrical charge, located inside nucleus, included in amu, and 1 = 1 amu unit

a)

Neutron

b)

Proton

c)

Electron

d)

Megatron

2.

Negative charge, located outside nucleus, does not contribute to amu, and 1 = 1/2000 of an amu unit

a)

Neutron

b)

Electron

c)

Proton

d)

Megatron

3.

Positive charge, located inside nucleus, included in amu, 1 = 1 amu unit

a)

Proton

b)

Electron

c)

Neutron

d)

Megatron

4.

Neutrons Electrons and Protons, also called

a)

Atomic units

b)

Atomic particles

c)

Subnuclear particles

d)

Subatomic particles

5.

Valence electron

a)

Inside outer shell

b)

Inside nucleus

c)

Outside outer shell

d)

Atom

6.

The very bottom row of the periodic table

a)

Actinides

b)

Lanthanides

c)

Halogens

d)

Rare earth metals

7.

The ability for atoms to combine or seperate with each other

a)

Paring

b)

Comination

c)

Reactivity

d)

Chemical combination

8.

2 or more atoms bonded together

a)

Element

b)

Compound

c)

Mixture

d)

Molecule

9.

Mixtures can be seperated

a)

True

b)

False

c)

True

d)

False

10.

Sharing electrons

a)

Covalent Bond

b)

Ionic Bond

c)

Atomic Bond

d)

Elemental Bond

11.

Ionic Bond

a)

Sharing of electrons

b)

Transfer of electrons

c)

Combination of electrons

d)

Separation of electrons

12.

Solution that has and excess of H+ ions

a)

Acid

b)

Base

c)

Option 3

d)

Option 4

13.

solution with an excess of OH- ions

a)

Metal

b)

Base

c)

Acid

d)

Option 4

14.

What is water on the litmus scale

a)

1

b)

7

c)

14

d)

3

15.

What does the litmus scale go to

a)

12

b)

13

c)

14

d)

15

16.

What does Ph mean

a)

Power of hydroxide

b)

Power of hydrogen

c)

Power of hypocrisy

d)

Poison of hippo

17.

Form when an atom loses or gains electrons

a)

Proton

b)

Neutron

c)

Electron

d)

Ion

18.

On a vertical Ph scale what is on the bottom

a)

14

b)

Base

c)

Acid

d)

6

19.

What are the different parts of a chemical equation

(a)  

20.

Did you like it

a)

Yes

b)

No

c)

Maybe

d)

So

21.

Cell Theory

a)

True

b)

False

c)

Robert Hooke

d)

Science