1.
Tollen’s reagent is used to _____
2.
The Solvay process is applied to the production of:
3.
The effect of attracting or repelling of electrons in sigma bonds is referred to as_____
4.
The addition of HBr to alkenes and alkynes follows which reaction mechanism?
5.
For the suction filtration of small quantities of solid less than 5g contained in a small volume of liquid, a small conical Buchner funnel known as _____ is used
6.
One of the following exhibits isomerism:
7.
The oxidation number of oxygen in alkaline earth metal superoxides is:
8.
For a carbon atom to exhibit chirality, what feature must it possess?
9.
Aromatic amines and amino-phenols have ____ color
10.
An unknown liquid Z was oxidized in the presence of excess sodium dichromate to produce liquid Y, which shows positive to the iodoform test. Z and Y are likely:
11.
The product of the reaction between propyne and a mole of HBr in the presence of hydrogen peroxide is:
12.
In a surprisingly large number of their properties, Beryllium resembles Aluminium, and Boron resembles Silicon. Such a relationship is called:
13.
Na₂O, Al₂O₃, SiO₂, and SO₃ when arranged in order of increasing basicity gives:
14.
The formula which shows the actual number of atoms of each element in a given compound is___
15.
The most abundant metal on the earth’s crust is: