Questions

Simple covalent compounds are generally named by using prefixes metal name + nonmetal name + suffix –ide to indicate how many atoms of each element are shown in the formula. Also, the ending of the last (most negative) element is changed to -ide. The prefixes used are mono-, di-, tri-, tetra-, penta-, hexa-, and so forth.

A manometer is used to measure a pressure difference between two points.

The four bonds of carbon tetrachloride (CCl4) are polar, but the molecule is nonpolar because the bond polarity is cancelled by the symmetric tetrahedral shape. Hence, making the net dipole as zero and molecule as non-polar.

When other atoms substitute for some of the Cl atoms, the symmetry is broken and the molecule becomes polar.

An excise or excise tax or excise duty is a type of tax charged on goods produced within the country (as opposed to customs duties, charged on goods from outside the country). It is a tax on the production of a good. This tax is now known as the Central Value Added Tax (CENVAT).

Government regulation protects constitutional rights, safety, and fairness.

Hence, Government regulation is intended to discourage producers from taking harmful actions.

National Advisory Council is NOT a constitutional body.

The National Advisory Council (NAC) of India was an advisory body set up by the first United Progressive Alliance (UPA) government to advise the Prime Minister of India.