Quiz about Elements and Compounds

Question 1

Is Iron (Fe) an element or a compound?

Accepted Answer

element

Answer

compound

Question 2

Is sugar (C₁₂H₂₂O₁₁)an element or a compound?

Accepted Answer

compound

Answer

element

Question 3

Which is NOT an element?

Accepted Answer

NaCl

Answer

Co

Answer

H2

Answer

S

Question 4

Which is NOT a compound?

Accepted Answer

S

Answer

CO2

Answer

H2O

Answer

SiO2

Question 5

What is this element ... Au

Accepted Answer

Gold

Answer

Iron

Answer

Titanium

Answer

Flourine

Question 6

What is the symbol for Calcium

Accepted Answer

Ca

Answer

C

Answer

Cl

Answer

Co

Question 7

How many elements are in H₂O

Accepted Answer

2

Answer

1

Answer

3

Answer

4

Question 8

How many elements are in NaCl

Accepted Answer

2

Answer

1

Answer

3

Answer

4

Question 9

How many elements are in C₁₂H₂₂O₁₁

Accepted Answer

3

Answer

11

Answer

12

Answer

22

Answer

45

Question 10

Is salt (NaCI) a compound or a element

Accepted Answer

Compound

Answer

Element

Question 11

Which of the following represents an element?

Accepted Answer

H2

Answer

H2O

Answer

NaCl

Answer

CaCO3

Question 12

How many elements are represented in the compound?

Na₂CO₃

Accepted Answer

3

Answer

1

Answer

2

Answer

6

Question 13

What is H₂SO₄

made up of?

Accepted Answer

2 hydrogen, 1 sulfur, 4 oxygen

Answer

1 hydrogen, 2 sulfur, 4 oxygen

Answer

2 hydrogen & 4 sodium

Answer

1 hydrogen & 6 sodium

Question 14