Q. The reactivity of halogens down the group

View solution

Q. Cu, Au and Ag are commonly known as

View solution

Q. Chlorine reacts with methane in the sunlight to produce

View solution

Q. Formation of Grignard's reagent involves following equation C₂H₅I + Mg →

View solution

Q. The ionization energy of group I and II decreases and their reactivities

View solution

Q. Magnesium has great affinity for

View solution

Q. Which one of the following is used to kill bacteria in drinking water and swimming pools?

View solution

Q. The melting point of Mercury is

View solution

Q. Which one of the following is insoluble in water?

View solution

Q. The reactivities of metals of group-I and II are related to the

View solution

Q. One of the main use of magnesium is preparation of

View solution

Q. It is the ability of an element to react with others

View solution

Q. They give stable carbides with carbon

View solution

Q. Due to high reactivity, metals are kept in

View solution

Q. The use of sodium is

View solution

Q. The reactivity means how easily the metals is

View solution

Q. The metals, that are not easy to oxidize includes

View solution

Q. The color of iodine is

View solution

Q. Alkali metals are

View solution

Q. The percentage of Nitrogen in the atmosphere is

View solution