Welcome to the Science Quiz 101

This is a timed quiz. You will be given 120 seconds to answer all questions. Are you ready?

120

Isotones are those which have:

Equal number of protons

Equal number of nucleons

both (a) & (b)

Equal number of neutrons

Correct! Wrong!

The element which has same mass number but different atomic number is called:

Isotope

Isoneutronic

Isobar

none

Correct! Wrong!

How many molecules have the methane?:

Triple bond

Single covalent bond

Double bond

none

Correct! Wrong!

The radio isotope used to control the disease like blood cancer (Leukaemia) is

Iodine-131

Cobalt-60

Phosphorus-32

both (a) & (b)

Correct! Wrong!

Which isotope is used through the radioactive age estimation technique to obtain (determine) the age of rocks?

Carbon isotope

Plutonium isotope

Thorium isotope

Uranium isotope

Correct! Wrong!

Which of the following is estimated by the radio carbon dating?

Age of the fossils

Purity of the metals

Both A and B

none

Correct! Wrong!

By the emission of which isomers are produced:

Alpha-ray

Gama-ray

both (a) & (b)

Beta-ray

Correct! Wrong!

What is the radioactive isotope of hydrogen is called?

Rotium

Deuterium

Tritium

Number of neutrons in the nucleus

Correct! Wrong!

Science Quiz 101

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Welcome to the Science Quiz 101

Isotones are those which have:

The element which has same mass number but different atomic number is called:

How many molecules have the methane?:

The radio isotope used to control the disease like blood cancer (Leukaemia) is

Which isotope is used through the radioactive age estimation technique to obtain (determine) the age of rocks?

Which of the following is estimated by the radio carbon dating?

By the emission of which isomers are produced:

What is the radioactive isotope of hydrogen is called?

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