Give reasons for the following : a. `Snl_4` is orange in colur .
b. Solid ice is known as dry ice .
c. Diamond is inert , wheresas gfraphite is not .
d. Nitrolim acts as a good nitrogenous fertiliser .

Give reason for the following in one or two sentences : ''Solid carbon dioxide is known as dry ice.''

Give reason for the following in one or two sentences : ''Solid carbon dioxide is known as dry ice.''

Classify the following solids. a. P_(4) b. Brass c. Diamond d. NaCl e. Iodine

Give reason for the following : a. The first ioisation eathalpy of carbon carbon is greater than that foboron, whereas the reverse is true fore the second ionisation enthalpy . b. Solid carbon dioxie is known as dry ice . c. Why does not silicon form an analogue fo graphite ?

Give reason for the following : a. The first ioisation eathalpy of carbon carbon is greater than that foboron, whereas the reverse is true fore the second ionisation enthalpy . b. Solid carbon dioxie is known as dry ice . c. Why does not silicon form an analogue fo graphite ?

which of the following is a network solid? a) Sulphur dioxide (Solid) b) Iodine c) Diamond d) Ice

Classify the following solids (a) P_(4) (b) Brass (c ) Diamond (d) NaCl (e ) Iodine

Give reasons for the following : (a) A liquid generally flows easily. (b) Ice at 0^(@)C appears colder in the mouth than water at 0^(@)C . (c ) Doctors advise to put strips of wet cloth on the forehead of a person having high fever.

Which of the following is a molecular solid? a) Diamond b) Graphite c) ice d) Quartz.