An element X combines with oxygen to form an oxide XO. This oxide is electrically conducting. Write the formula of the compound formed when X reacts with chlorine?

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.

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

Write the electronic configuration of two elements X and Y whose atomic numbers are 20 and 17 respectively. Write the molecular formula of the compound formed when element X reacts with element Y. Draw electron-dot structure of the product and also state the nature of the bond formed between both the elements.

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.

An element B forms an oxide B, O_(3) . Find its valency and write the formula of its bromide.