Chemistry Quiz

Question 1

What is the atomic number of gold (Au)?

Accepted Answer

79

Answer

47

Answer

89

Answer

197

Question 2

What is the most abundant gas in Earth's atmosphere?

Accepted Answer

Nitrogen

Answer

Oxygen

Answer

Carbon Dioxide

Answer

Argon

Question 3

What is H₂O commonly known as?

Accepted Answer

Water

Answer

Salt

Answer

Hydrogen peroxide

Answer

Ammonia

Question 4

What is the chemical symbol for sodium?

Accepted Answer

Na

Answer

So

Answer

Sd

Answer

Nm

Question 5

What is the chemical symbol for iron?

Accepted Answer

Fe

Answer

Ir

Answer

In

Answer

I

Question 6

What is the pH of pure water at 25°C?

Accepted Answer

7

Answer

0

Answer

10

Answer

14

Question 7

Which element has the atomic number 1?

Accepted Answer

Hydrogen

Answer

Helium

Answer

Oxygen

Answer

Carbon

Question 8

What is the chemical formula for table salt?

Accepted Answer

NaCl

Answer

KCl

Answer

NaOH

Answer

CaCO3

Question 9

Which noble gas glows red-orange in classic advertising signs?

Accepted Answer

Neon

Answer

Argon

Answer

Krypton

Answer

Xenon

Question 10

What type of chemical bond forms when two atoms share electrons?

Accepted Answer

Covalent bond

Answer

Ionic bond

Answer

Metallic bond

Answer

Hydrogen bond

Chemistry Quiz — Free Trivia Quiz

What is the atomic number of gold (Au)?