The following data are obtained when dinitrogen and dioxygen react together to form different compounds:

Mass of dinitrogen	Mass of dioxygen
14 g	16 g
14 g	32 g
28 g	32 g
28 g	80 g

Which law of chemical combination is obeyed by the above experimental data?

Q. The following data are obtained when dinitrogen and dioxygen react together to form different compounds :

	Mass of dinitrogen	Mass of dioxygen
(i)	14g	16g
(ii)	14g	32g
(iii)	28g	32g
(iv)	28g	80g

(a) Which law of chemical combination is obeyed by the above experimental data? Give its statement.

Q.

The following data are obtained when dinitrogen and dioxygen react together to form different compounds:

Mass of dinitrogen Mass of dioxygen

(i) 14 g 16 g

(ii) 14 g 32 g

(iii) 28 g 32 g

(iv) 28 g 80 g

(a) Which law of chemical combination is obeyed by the above experimental data?Give its statement.

(b) Fill in the blanks in the following conversions:

(i) 1 km = ...................... mm = ...................... pm

(ii) 1 mg = ...................... kg = ...................... ng

(iii) 1 mL = ...................... L = ...................... dm³

Q.

Question 22

One of the statements of Dalton's atomic theory is given below "Compounds are formed when atoms of different elements combine in a fixed ratio"

(a) Law of conservation of mass (b) Law of definite proportions

(c) Law of multiple proportions (d) Avogadro law

Q.

45.4 L of dinitrogen reacted with 22.7 L of dioxygen and 45.4 L of nitrous oxide was formed. The reaction is given below

$2N_2\left(g\right)+O_2\left(g\right)\to 2N_{2}O\left(g\right)$

Which law is being obeyed in this experiment? write the statement of the law?

Q. $45.4$ L of dinitrogen reacted with $22.7$ L of dioxygen and $45.4$ L of nitrous oxide was formed. The reaction is given below:
$2N_2\left(g\right)+O_2\left(g\right)\to 2N_{2}O\left(g\right)$
Which law is being obeyed in this experiment?