A + B = Carbondioxide, write the reacting element A and B fo this reaction.

Write down the thermochemical equations for the following reactions: (i) A 1 mol sample of methane gas reacts with 2 mol of oxygen gas to form 1 mol of carbon dioxide and 2 mol of water. In this reaction, 890.5 kJ of heat is produced. (ii) A 1 mol sample of carbon (graphite) reacts with 1 mol of oxygen tof orm 1 mol fo carbon dioxide gas. the heat evolved in this reaction is 393.5 kJ. (iii) 6 mol of carbon dioxide gas reacts with 6 mol of water to form 6 mol of oxygen gas and 1 mol of glucose. the heat absorbed in this reaction is 2200 kJ.

An isotope of hydrogen reacts with oxygen to give compound (A), which is used as a moderator in nuclear reactor. Like hydrogen, this isotope also undergoes addition reaction. It reacts with ethylene to give compound B, which is a saturated hydrocarbon. Identify the element A and B. A is radioactive.

For the reaction , A+2Brarr3C+4D , the order with respect to each of A and B is 1 . Write the differential rate equation for the reaction.

An element occupies group no.13 and period number 2 is an representative element of that group reacts with carbondioxide and forms an oxide (A). (A) reacts with CuSO_(4) give blue beads (B). Identify the element compound (A) and (B). Write the reaction.

What will happen when bromoethane reacts with an aqueous solution of sodium hydroxide? Write the mechanism of the reaction.

For a reaction A+BrarrC , the rate doubles if the concentration of A is doubled by holding the concentration of B constant. But the rate remains the same if the concentration of B is made twice by keeping the concentration of A fixed. Write the rate law for the reaction.

A+BrarrC , on doubling the concentration of 'A , the rate of the reaction doubles. However on doubling the concentration of B , the rate of the reaction remains unaltered. Write the rate law of the reaction.

Write the structures of A, B, C and D in the following reactions :

For the reaction A+BrarrC+D , it is found that rate of reaction doubles when the concentration of B is doubled and increases by 8 times on doubling the concentration of both A and B . Write the rate equation of the reaction.