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FUNDAMENTALS OF CHEMISTRY HALF CHAP

Total questions: 20

Worksheet time: 25mins

Name
Class
Date
1.

What is the corpuscular nature of matter? write in detail

4 lines
2.

The branch of chemistry that deals with laws and theories to understand the structure and changes of matter

a)

Physical Chemistry

b)

Organic Chemistry

c)

Analytical Chemistry

d)

Industrial Chemistry

3.

The branch of chemistry that deals with methods and use of technology in the large scale production of useful substances

a)

Industrial chemistry

b)

Bio chemistry

c)

Nuclear chemistry

d)

Analytical chemistry

4.

The study of the composition, structure, and properties of matter and the changes it undergoes.

a)

Chemistry

b)

Physics

c)

Biology

d)

Social Science

5.

The study of carbon containing compounds.

a)

Organic Chemistry

b)

Inorganic Chemistry

c)

Physical Chemistry

d)

Biochemistry

6.

The study of compounds that do not contain carbon.

a)

Organic Chemistry

b)

Inorganic Chemistry

c)

Biochemistry

d)

Analytical Chemistry

7.

The identification of the components and composition of materials refers to___________________________

a)

Biochemistry

b)

Physical Chemistry

c)

Organic Chemistry

d)

Analytical Chemistry

8.

The study of substances and processes occurring in living things.

a)

Biochemistry

b)

organic Chemistry

c)

inorganic Chemistry

d)

Applied Chemistry

9.

Which branch of chemistry would NOT be involved in analyzing the composition of medicines and research how it reacts in the body. (Select all that apply)

a)

Analytical Chemistry

b)

Biochemistry

c)

Inorganic Chemistry

10.

Identifies an unknown through by determining its composition.

a)

Analytical Chemistry

b)

Physical Chemistry

c)

Organic Chemistry

11.

Studying the refining process of metallic ores (rocks).

a)

Physical Chemistry

b)

Inorganic Chemistry

c)

Analytical Chemistry

12.

the splitting of an atom into two or more smaller ones is called

a)

Bio chemistry

b)

Physical Chemistry

c)

Fission

d)

Fusion

13.

A substance that cannot be converted into simpler substances

a)

Element

b)

compound

c)

fission

d)

fusion

14.

a pure substance that consists of two or more elements held together in fixed proportions

a)

chemical bonds

b)

compound

c)

mixture

d)

element

15.

two or more elements held together in fixed proportions by natural forces called?

a)

friendship

b)

fusion

c)

chemical bond

d)

relative atomic mass

16.

An _____ subtance that contains two or more ____ substances that retain their individual characteristics is called a mixture

a)

homogenous,hetererogenous

b)

impure,pure

c)

pure,impure

d)

heterogenous,homogenous.

17.

NUMBER OF NEUTRONS=MASS NUMBER-ATOMIC MASS

a)

FALSE

b)

TRUE

18.

The mass of an atom of an element relative to the mass of an atom of Ch-12 is called its relative atomic mass

a)

TRUE

b)

FALSE

19.

EMPIRICAL FORMULA OF C6H6

a)

6:6

b)

0:0

c)

1:1

20.

THE FORMULA THAT GIVES THE WHOLE NUMBER RATIO OF ATOMS OF EACH ELEMENT

a)

MOLECULAR FORMULA

b)

MOLECULAR MASS

c)

EMPIRICAL FORMULA

d)

RELATIVE ATOMIC MASS