Home
Class 11
CHEMISTRY
A gas is found to have molecular formula...

A gas is found to have molecular formula `(CO)_(x)` . Its
vapour density is 70, the value of x must be:-

A

2.5

B

`3.0`

C

`5.0`

D

`6.0`

Text Solution

Verified by Experts

The correct Answer is:
C
Mol. Mass `= 2 xx 70 = 140`
Now `28 x = 140 " or "x = 5`
`:.` The formula is `(CO)_(5)`
Promotional Banner

Similar Questions

Explore conceptually related problems

A gas is found to have the formula (C_(3)O_(2)) . Its vapour density is 34. The value of n will be…..

A gas has molecular formula O_(n) . If its vapour density is 24, the value of n is ____________.

A gas has molecular formula (CH)_n . If vapour density of the gas is 39, what should be the formula of the compound ?

The molecular formula of a gas with vapour density 15 and empirical formula CH3 is :

An organic compound has an empirical formula CH_2 O . Its vapour density is 45. The molecular formula of the compound is

A compound X has a molecular formula of C_(5)H_(10) . Write down the empirical formula of X.

At identical temperature and pressure the rate of diffusion of hydrogen gas is 3sqrt3 times that of a hydrocarbon having molecular formula C_(n)H_(2n-n) What is the value of n ? .

At identical temperature and pressure the rate of diffusion of hydrogen gas is 3sqrt3 times that of a hydrocarbon having molecular formula C_(n)H_(2n-n) What is the value of n ? .

Compound of X and Y has the empirical formula XY. Its vapour density is equal to its empirical formula mass. Determine its molecular formula.