Entry Test (NMDCAT & ECAT) Preparation for FSc students to get admission to Medical colleges and Engineering Universities

Consider the following reaction involved in the manufacturing of urea.
CO₂ + 2NH₃ → NH₂COONH₄
If 22g of carbon dioxide reacts with 34g of ammonia to form the ammonium carbamate, the reaction is taken as irreversible and goes to completion. Identify the limiting reagent and amount of ammonium carbamate formed.

An atom of carbon is twelve times heavier than______atom

For which of the following compounds, term empirical formula can not be applied

The molar volume of SO₂ at RTP is

From the following equation, which relationship can be studied
2H₂ +O₂ ---> 2H₂O

0.5 moles of H₂O is formed when 1 g H₂ reacts with _______ g of O₂

For stoichiometric calculations, we have to assume

The law of conservation of mass and law of definite proportions are obeyed while doing

Hydrogen and oxygen have the same at STP

The sample of (NH4)3PO4 contains 6 moles of hydrogen atoms. The number of moles oxygen atoms in samples is

The mass of carbon in acetone is equal to the mass of carbon in

The value of 'n' in determining molecular formula is obtained from the relation

Number of electrons in 1.7g of OH^- are

Stoichiometric calculations are made when

Combustion analysis is used to determine

According to equation
4NH₃ + 50₂---> 4NO+6H₂O
When 1mole of NH₃ and 1 mol of O₂ react then

The total number of electrons present in 44.82 dm³ of Ne gas are

6g C reacts with 22414 cm³ of O₂ to produce CO2. How much non-limiting reactant is in excess

In combustion analysis, %age of which element in always determined by difference method

Mass of 1.505×10²³ molecules of NH₃ is

Empirical formula of a hydrocarbon having 80% C and 20% of hydrogen is

Which of the following has the maximum number of molecules

How many moles of neutrons are present in one mole of heavy water?

CN^-1 is iso-electronic with

Fractional atomic masses can be calculated from