Timed Challenge - Answer & Submit | GK Mania

1 What is the Sun's fuel?

A) Hydrogen

B) Oxygen

C) Helium

D) Carbon

2 What is a coordination compound?

A) compound with a

B) A binary compound

C) A pure element

D) A simple ionic salt

3 What is the hybridization of carbon in methane (CH₄)?

A) sp³

B) sp²

C) sp

D) dsp³

4 What pollutant forms when nitrogen oxides react with sunlight?

A) Acid rain

B) Greenhouse gas

C) Ground-level

D) Pure oxygen

5 What is the function of the eustachian tube?

A) Carrying blood

B) Filtering air

C) Producing mucus

D) Equalizing air

6 What is dimensional analysis?

A) Counting dimensions

B) Drawing in 3D

C) method for checking

D) Measuring room size

7 What is the periodic table organized by?

A) Discovery date

B) Alphabetical order

C) Increasing atomic number

D) Decreasing atomic mass

8 What is an endothermic reaction?

A) reaction that absorbs heat from the

B) A reaction with no energy change

C) A reaction that releases heat

D) A combustion reaction

9 What is an acid?

A) A neutral compound

B) substance that donates

C) A substance that accepts protons

D) A type of metal

10 What is the chemical symbol for phosphorus?

A) Ps

B) Ph

C) Po

D) P

Quiz

1 What is the Sun's fuel?

2 What is a coordination compound?

3 What is the hybridization of carbon in methane (CH₄)?

4 What pollutant forms when nitrogen oxides react with sunlight?

5 What is the function of the eustachian tube?

6 What is dimensional analysis?

7 What is the periodic table organized by?

8 What is an endothermic reaction?

9 What is an acid?

10 What is the chemical symbol for phosphorus?

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Quiz

1 What is the Sun's fuel?

2 What is a coordination compound?

3 What is the hybridization of carbon in methane (CH₄)?

4 What pollutant forms when nitrogen oxides react with sunlight?

5 What is the function of the eustachian tube?

6 What is dimensional analysis?

7 What is the periodic table organized by?

8 What is an endothermic reaction?

9 What is an acid?

10 What is the chemical symbol for phosphorus?

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Quiz Results