The mass number of an element is not changed, when it emits _______________ radiations?

Related Mcqs:

The half life period of a radioactive substance is best determined by counting the number of alpha particles emitted per second in a Geiger Muller counter from its known quantity. If the half life period of a radioactive substance is one month, then____________?

A. 3/4th of it will disintegrate in two months B. It will completely disintegrate in two months C. It will completely disintegrate in four months D. 1/8th of it will remain intact at the end of four months...

Uranium Corporation of India Limited (UCIL) engaged in the mining & concentration of uranium ore is located at_______________?

A. Alwaye (in Kerala) B. Jadugoda (in Jharkhand) C. Kalpakkam (in Tamilnadu) D. Gopalpur coast (in Orissa)...

One ‘amu’ is equivalent to___________________?

A. 9.31 MeV B. 931 eV C. 931 Mev D. 931 J...

The mass number of an element is equal to the number of _____________ in the nucleus?

A. Electrons B. Neutrons C. Protons D. Neutrons plus protons (i.e., nucleons)...

How many atoms are present in one gm-atom of an element ?

A. 2 × 1023 B. 6 × 1023 C. 6 × 1032 D. 5 × 105...