List of top Chemistry Questions

lonic bond is formed due to which of the following?
The valency of an element belonging to VA group of the modern periodic table is
How many elements are present in 3rd period of the modern periodic table?
Which of the following are called lanthanoids?
Which of the following quantum numbers increases down the group in the modern periodic table?
In which of the following, elements are arranged in ascending order of their atomic numbers?
Which of the following quantum numbers can't have zero value?
The electronic configuration of an element is based on
Maximum number of electrons held by p-orbital is
Which of the following properties was explained by Bohr's atomic model?
Principal quantum number (n) is represented with
The nature of non-metal oxide is
An antacid is
When Na2CO3 reacts with an acid, which of the following gases is evolved?
Which of the following properties is used in the olfactory indicator?
What happens when litmus paper test is performed with an acid?
Among the following, the alkene that exhibits optical isomerism is
In the estimation of nitrogen present in an organic compound, Kjeldahl's method cannot be applied to
Which one of the following is an ore of aluminium?
The complex ion formed when the film developed in black and white photography is washed with hypo solution is
In which one of the following complexes, the conductivity corresponds to 1:2 electrolyte in aqueous solution?
The metal that has the highest melting point in the first series of transition elements is
In the first row transition metals, the element that exhibits only +3 oxidation state is
The magnetic moment of a trivalent ion of a metal with Z = 24 in aqueous solution is
Choose the wrong statement in the following with regard to orthoboric acid: