Question

Atomic size is the distance of outermost shell from centre of the atom. When we move from top

to bottom atomic radius increases due to increase in number of shell whereas from left to right

atomic radius decreases due to increase in force of attraction between electron and nucleus.

i. Which one of the element in second period will have smallest radius

a. Lithium b. Boron c. Fluorine d. Neon

ii. Which of the following arrangement of the elements Ca, Mg, Be is in order of

decreasing radius

a. Be>Mg>Ca b. Ca>Mg>Be c. Mg>Ca>Be d. Be>Ca>Mg

iii. Which element from first group will have largest radius

a. Fr b. H c. K d. Li

iv. As we move from top to bottom electrostatic force of attraction in a group

a. remain same c. increases

b. decreases d. decrease in some case and in some case increase

v. Out of given elements which one will have stronger metallic character

a. Li b. Na c. K d. Rb​

Answer 1

Answer:

The first Olympic Games took place in the 8th century B.C. in Olympia, Greece. ... However, the athletic tradition was resurrected about 1500 years later: The first modern Olympics were held in 1896 in Greece. 3 3. In ancient Greece, athletes didn't worry about sponsorship, protection, or fashion – they competed naked.The first Olympic Games took place in the 8th century B.C. in Olympia, Greece. ... However, the athletic tradition was resurrected about 1500 years later: The first modern Olympics were held in 1896 in Greece. 3 3. In ancient Greece, athletes didn't worry about sponsorship, protection, or fashion – they competed naked.