Home
Current Affairs January 2024

What is the correct answer?

4

Which element is a noble gas and is often used in advertising signs?

A. Neon

B. Xenon

C. Krypton

D. Argon

Correct Answer :

A. Neon


Related Questions

What is the correct answer?

4

What is the chemical formula for nitric acid?

A. HCl

B. H2SO4

C. HNO3

D. H3PO4

What is the correct answer?

4

How many hydrogen atoms are in one molecule of methane (CH4)?

A. 1

B. 2

C. 3

D. 4

What is the correct answer?

4

Which subatomic particle is responsible for chemical bonding?

A. Proton

B. Electron

C. Neutron

D. Photon

What is the correct answer?

4

What is the chemical formula for sulfur dioxide?

A. SO2

B. H2SO4

C. SO3

D. H2S

What is the correct answer?

4

Which gas is responsible for the blue color of the Earth's sky?

A. Oxygen

B. Carbon dioxide

C. Nitrogen

D. Rayleigh scattering of sunlight

What is the correct answer?

4

Which element is the primary component of organic molecules?

A. Nitrogen

B. Oxygen

C. Carbon

D. Hydrogen

What is the correct answer?

4

The atomic number of an element is determined by the number of:

A. Protons

B. Electrons

C. Neutrons

D. Nucleons

What is the correct answer?

4

What is the chemical formula for glucose?

A. C2H6O

B. CH4

C. C6H12O6

D. C8H18

What is the correct answer?

4

Which of the following is a greenhouse gas produced by human activities?

A. Oxygen

B. Carbon dioxide

C. Nitrogen

D. Argon

What is the correct answer?

4

Which of the following is a transition metal?

A. Sodium

B. Iron

C. Calcium

D. Potassium

What is the correct answer?

4

Which subatomic particle has a negative charge?

A. Proton

B. Neutron

C. Electron

D. Nucleus

What is the correct answer?

4

Which of the following is a nonmetal?

A. Sodium

B. Chlorine

C. Iron

D. Calcium

What is the correct answer?

4

What is the chemical formula for acetic acid, found in vinegar?

A. HCl

B. H2SO4

C. CH3COOH

D. HNO3

What is the correct answer?

4

What is the atomic number of carbon?

A. 12

B. 14

C. 6

D. 8

What is the correct answer?

4

What is the chemical formula for ozone?

A. O2

B. H2O

C. CO2

D. O3

What is the correct answer?

4

What is the chemical formula for methane?

A. CH4

B. CO2

C. H2O

D. NH3

What is the correct answer?

4

Which element is essential for human bone health?

A. Calcium

B. Iron

C. Sodium

D. Potassium

What is the correct answer?

4

What is the chemical formula for potassium nitrate?

A. KNO3

B. KN2O4

C. K2NO3

D. K3NO2

What is the correct answer?

4

What is the chemical formula for sodium hydroxide?

A. NaOH

B. HCl

C. Na2CO3

D. H2SO4

What is the correct answer?

4

Which of the following is a metalloid?

A. Boron

B. Oxygen

C. Nitrogen

D. Sulfur

What is the correct answer?

4

Which gas is responsible for the rotten egg smell?

A. Oxygen

B. Carbon monoxide

C. Sulfur dioxide

D. Hydrogen sulfide

What is the correct answer?

4

What is the chemical formula for sulfur hexafluoride?

A. SF6

B. SF5

C. S2F6

D. S2F5

What is the correct answer?

4

Which element is a noble gas and is often used in advertising signs?

A. Neon

B. Xenon

C. Krypton

D. Argon

What is the correct answer?

4

Which of the following is a noble gas?

A. Neon

B. Sodium

C. Oxygen

D. Chlorine

What is the correct answer?

4

What is the chemical symbol for gold?

A. Ag

B. Go

C. Au

D. Gd

What is the correct answer?

4

What is the chemical formula for hydrochloric acid?

A. H2SO4

B. HCl

C. HNO3

D. H3PO4

What is the correct answer?

4

Which of the following is a greenhouse gas?

A. Oxygen

B. Nitrogen

C. Carbon dioxide

D. Argon

What is the correct answer?

4

Which element is used in fluorescent lights?

A. Neon

B. Argon

C. Mercury

D. Xenon

What is the correct answer?

4

What is the chemical symbol for silver?

A. Ag

B. Au

C. Si

D. Sr

What is the correct answer?

4

The process of a liquid changing into a gas at the surface is called:

A. Evaporation

B. Condensation

C. Sublimation

D. Fusion