The element that combines with oxygen to give an emphoteric oxide is-

The element that combines with oxygen to give an amphoteric oxide is-

An element X combines with oxygen to form an oxide XO . This oxide is electrically conducting. (a) How many electrons would be there in the outermost shell of the element X ? (b) To which group of the periodic table does the element X belong? (c) Write the formula of the compound formed when X reacts with chlorine.

An element combines with oxygen to form an oxide. This oxide dissolves in water. This aqueous solution changes blue litmus to red. Write the nature of the element (metal or nonmetal)

An element combines with oxygen to form an oxide. This oxide dissolves in water. This aqueous solution changes blue litmus to red. Write the nature of the aqueous solution (alkaline or acidic).

An element combines with oxygen to give a compound with a high melting point. The compound is also soluble in water. The element is likely to be

An element E combines with oxygen to form an oxide E_(2)O which is a good conductor of electricity. Give the following information: (i) How many electrons will be present in the valence shell of the element E ? (ii) Write the formula of the compound formed when the element E combines with chlorine.

Which of the following elements will form a compound with oxygen in which one atom of the element is combined with one atom of oxygen to form an oxide of formula MO ?

Group 15 elements combine with oxygen to form various oxides, identify the wrong property?