Timed Challenge - Answer & Submit | GK Mania

1 What keeps the Moon in orbit?

A) Earth's

B) Magnetism

C) Friction

D) Solar wind

2 What is SN1 reaction mechanism?

A) No mechanism

B) Two-step via carbocation intermediate

C) One-step concerted

D) Three-step

3 What is the bond order of O₂?

A) 2

B) 3

C) 1

D) 1.5

4 What is the greenhouse gas with the highest global warming potential per molecule?

A) Sulfur

B) Methane

C) Carbon dioxide

D) Nitrous oxide

5 What is the equivalent resistance of n identical resistors R in parallel?

A) n/R

B) R²/n

C) nR

D) R/n

6 How many sides does a pentagon have?

A) 5

B) 6

C) 7

D) 4

7 What is an isotope?

A) Atoms of different elements

B) Atoms of the same element with

C) Molecules with the same formula

D) Ions with different charges

8 What is the ratio of radii of 1st and 2nd Bohr orbit?

A) 1:3

B) 1:4

C) 1:2

D) 2:3

9 What is ∫eˣ(sinx + cosx) dx?

A) eˣ + C

B) eˣ(sinx−cosx)/2 + C

C) eˣsinx + C

D) eˣcosx + C

10 What is the relation between Celsius and Kelvin?

A) K = °C + 273.15

B) K = °C × 273

C) K = °C / 273

D) K = °C − 273

Quiz

1 What keeps the Moon in orbit?

2 What is SN1 reaction mechanism?

3 What is the bond order of O₂?

4 What is the greenhouse gas with the highest global warming potential per molecule?

5 What is the equivalent resistance of n identical resistors R in parallel?

6 How many sides does a pentagon have?

7 What is an isotope?

8 What is the ratio of radii of 1st and 2nd Bohr orbit?

9 What is ∫eˣ(sinx + cosx) dx?

10 What is the relation between Celsius and Kelvin?

Navigator

Quiz

1 What keeps the Moon in orbit?

2 What is SN1 reaction mechanism?

3 What is the bond order of O₂?

4 What is the greenhouse gas with the highest global warming potential per molecule?

5 What is the equivalent resistance of n identical resistors R in parallel?

6 How many sides does a pentagon have?

7 What is an isotope?

8 What is the ratio of radii of 1st and 2nd Bohr orbit?

9 What is ∫eˣ(sinx + cosx) dx?

10 What is the relation between Celsius and Kelvin?

Navigator

Quiz Results