Each of the following statements is true only under some specific conditions. Write the condition for each sub-equation in not more than two sentences.
(i) Metals can be recovered from their ores by chemical methods.
(ii) High purity metals can be obtained by zone refining method.

The following statement is true only under some specific conditions. Write the condition for questions in not more than two sentences. 2- Methyl propene can be converted into isobutyle bromide by hydrogen bromide.

Following statement is true only under some specific conditions. Write the conditions for that in not more than two sentences “The heat energy q, absorbed by a gas is DeltaH ”

The following statements is true only under some specific conditions. Write the conditions for the following statement in not more than two sentences. The heat energy q absorbed by a gas is DeltaH .

The following statements is true only under some specific conditions. Write the condition for it "Two volatile and miscible liquids can be separated by fractional distillation into pure components."

The following statements are true under certain conditions. Mention condition in each case. (i) Hydrogen reacts with nitrogen to form ammonia. (ii) Hydrogen can be prepared from water at ordinary temperature. (iii) A metal will liberate hydrogen by its reaction with dilute H_(2)SO_(4)

Give the correct order of initials T or F for following statements. Use T if statement is true and F if it is false. (i) Every mineral is an ore but every ore is not a mineral (ii) Slag is product formed during extraction of metal by combination of flux and impuritites. (iii) Highly pure metals can be obtained by zone refining. (iv) Carnallite is an ore of magnesium and sodium.

Consider the following statements. I. Extraction of metals from its ores is known as metallurgy. II.Metallurgy includes only two operations i.e., reduction of metal oxide to metal and refining. Select the correct statements.