higher and upper class

Higher boranes are obtained by heating diborane strongly in the absence of air i.e. by pyrolysis of B 2 H 6 ..

"Higher oxides are those oxides, which have more oxygen than the normal oxides." Higher oxide Lower oxide + Oxygen The two higher oxides are lead dioxide and trilead tetroxide. Their thermal decomposition reactions are: ..

The compounds containing hydrogen bonds have high melting and boiling points. Due to hydrogen bonding, the intermolecular force of attraction in the compound becomes large. Consequently, larger energy is required in separating these molecules before they can melt or boil. The melting and boiling p..

Each arm contains 30 bones namely, humerus , in the upper arm, radius and ulna in the forearm, 8 carpals in the wrist 5 metacarpals in the palm, and 14 phalanges in the fingers. The distal phalange supports a broad, arched horny nai..

Boiling point of pure water at normal atmospheric pressure is regarded as the lower fixed point. ..

It is a broad, roughly rectangular shaped structure. It hangs from the front edge of the head on the lower side. It covers the mouth and the mandible..

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The scatter plot shows the population of Alabama and California from 1998 through 2002. Which state has higher population in the year 2000? => Alabama or California..

Use the data in the table to find the ratio of the expenditure for elementary and secondary school education to that of the expenditure for higher education in the year 2000. => 4 : 5 or 1 : 4 or 3 : 2 or 1 : 8..