Question

One mole of calcium phosphide on reaction with excess water gives:

Solution

Correct option is

2 mol of PH3

Ca3P2 + 6H2⟶ 3Ca(OH)2 +  2PH3 

                                              Two moles

SIMILAR QUESTIONS

Q1

Which acid will you use to dissolve lead (II) oxide?

Q2

Sulphur dioxide bleaches colouring matter by

Q3

Which of the following is not hydrolysed?

Q4

When Sn is treated with conc. HNO3

Q5

Which of the following is highly acidic than others?

Q6

Which of the following halogen has highest bond dissociation energy?

Q7

KF combines with HF to form KHF2. The compound contains the species: 

Q8

Chlorine acts as a bleaching agent only in presence of:

Q9

The set with correct order of acidity is:

Q10

The structure of XeO3 is: