Compound X and aluminium are used to join railway tracks.
Identify the compound X?

Compound X and aluminium are used to join railway tracks. Name the reaction.

Compound X and aluminium are used to join railway tracks. Write down its reaction.

A mixed oxide of iron and chromium, FeO.Cr_2O_3 is fused with sodium carbonate in the presence of air to form a yellow compound (A). On acidification, the compound (A) forms an orange coloured compound (B) which is a strong oxidising agent. Identify the compounds (A) and (B) .

A metal carbonate X, and a metal bicarbonate Y on reacting with an acid gives a gas which turns lime water milky. Identify the gas, compound X and Y.

A compound which is prepared from gypsum has the property of hardening when mixed with a proper quantity of water. Identify the compound. Write the chemical equation for its preparation. For what purpose is its used in hospitals?

The mixture of compounds A and B is passed through a column of Al_2O_3 by using alcohol as eluant . Compound A is eluted in preference to compound B. Which of the compounds A or B, is more readily adsorbed on the column?

A hydrocarbon C_5H_12 gives only one chlorination product. Identify the compound.

A compound Z is formed by the transfer of electrons form a metal X to a non-metal Y. Identify the type of bond formed in the compound. List three general properties of the compounds formed by such type of bonds.

A metal carbonate X on reacting with an acid gives a gas which when passed through a solution gives the carbonate black. On the other hand, A gas G that is obtained at anode during electrolysis of brine is passed on dry Y, it gives compound Z, used for disinfecting water. Identify X, Y, G and Z.

Which compound of calcium is used in surgical bandages during fractured bones of the body ?