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The group to which elements belong in the periodic table is determined by the number?
Which of the following methods is NOT used for the separation of mixtures?
The method used to collect gas in the laboratory depends on its?
I. boiling point II. density III. smell IV. solubility in water
The number of electrons in the 3d orbital of \(_24\)Cr is
The atoms of \(^{64}_{29}\)Cu and \(^{65}_{30}\)Zn have the same number of?
One of the deductions from Rutherford's alpha particle scattering experiment is that?
Which of the following apparatus is NOT used in volumetric analysis?
in Boyle's law?
Which of the following substances can be classified as heavy chemicals?
Consider the following reaction represented by the following equation:
C\(_2\)H\(_2\) \(^{H_2}_{→}\) X \(^{H_2}_{→}\) Y. X and Y respectively are?
which of the following organic compounds has the lowest boiling point?
Biotechnology is applied in the?
In a mixture of gases which do not react chemically together, the pressure of the individual gas is?
consider the reaction represented by the following equation: 2SO\(_2\) + O\(_2\) ⇌ 2SO\(_3\)
A decrease in the pressure of the reaction would
If the oxidation potential of Mg and Al are +2.37 volts and + 1.66 volts respectively, then the Mg would?
The process by which alkanoic acid reacts reversibly with alkanols is known as?
The oxidation of chromium in Cr\(_2\)O\(_7\)\(^{2-}\) ?
consider the following reaction equation: 2NH\(_3 \) .+ 3Cl\(_2\) → N2 + 6HCl.
NH\(_3\) is acting as?
If a catalyst is added to a system, the temperature and the pressure remain constant, there would be no effect on the?
Which of the following reagents could be used to distinguish between propan-1-ol and propan-2-ol ?