Chemistry questions
29404 published questions with worked solutions.
- The weight of 11.2 litre of any gas at STP represents its:
- A certain amount of a metal whose equivalent mass is 28 displaces 0.7 L of H_2 at STP from an acid. Hence, mass of the element is
- What volume of 0.8 M solution contains 0.1 milli mole of solute?
- Total number of atoms present in 1.0 cm^3 of solid glucose (density 0.8 g/cm^3) at 25°C are:
- H_3PO_4 is a tribasic acid and one of its salts is NaH_2PO_4 . What volume of 1 M NaOH should be added to 12 g NaH_2PO_4 (mol....
- The haemoglobin from the red blood corpuscles of most mammals contains approximately 0.33% of iron by weight. The molecular...
- Equal weight of Fe_2O_3 and FeO has weight of oxygen in the ratio:
- The vapour density of a volatile chloride of a metal is 95 and the specific heat of the metal is 0.13 cal/g. The equivalent...
- Number of electrons in 1.8 mL of H_2O is :
- 5 mL of N HCl, 20 mL of N/2 H_2SO_4 and 30 mL of N/3 HNO_3 are mixed together and volume made one litre. The normality of the...
- What weight of silver chloride will be precipitated when a solution containing 4.77 g of NaCl is added to a solution of 5.77 g of...
- In solids the constituent particles may beNot in JEE Main or NEET syllabus
- The constituent particles in a solid possess ____________.Not in JEE Main or NEET syllabus
- The constituent particles of solid can only ____________ about their mean position.Not in JEE Main or NEET syllabus
- London forces are present between _______.
- KCl and SO_2 are _______.Not in JEE Main or NEET syllabus
- The solid is said to be amorphous ifNot in JEE Main or NEET syllabus
- The amorphous substances _________.Not in JEE Main or NEET syllabus
- The major binding force of diamond is
- Amorphous solids are _______.Not in JEE Main or NEET syllabus