List of top Chemistry Questions asked in TS POLYCET

Many mining methods pollute water and air as _____ leak into the surrounding ecosystem.
What is the chemical formula of Bleaching Powder?
Plaster of Paris is obtained by heating gypsum at:
The IUPAC name of \( CH_3-CH_2-CH_2-CH_3 \) is:
Cinnabar is an ore of:
The process of heating the sulphide ore strongly in excess of air is called _____.
VSEPRT theory was proposed by
The value of Planck's constant is
Which substance is used for softening permanent hardness of water?
Which of the following is a balanced chemical equation?
The orbital which contain the electron with the following set of four quantum numbers \[ n=2,\ l=0,\ m_l=0,\ m_s=-\frac{1}{2} \] is ____.
44 gms of \( CO_2 \) contains how many molecules of \( CO_2 \)?
5--8% solution of acetic acid in water is called:
The hydrocarbons that contain _____ group are called ketones.
Successive compounds in the homologous series differ by a _____ group.
The quantum number which explains about shape of the orbital is:
\(\pi\) bond is formed by _____.
The process of burning carbon or carbon compounds in excess of oxygen is called _____.
Tooth enamel is made up of _____.
General formula of Alkynes is _____.
Unsaturated hydrocarbons generally undergo _____ reactions.
The electronic configuration of chlorine is
Which one of the following elements is a noble gas?
Molecular formula of the compound formed by the combination of atoms A and B with 2 and 7 valence electrons in third orbit is ____.
The bond angle in ammonia molecule is ____.