List of top Chemistry Questions asked in Andhra Pradesh Polytechnic Common Entrance Test

\(CH_3 COOH\) solution turns red litmus into
The number of electrons gained by non-metal element is equal to its
\(2HCl + Zn\rightarrow\)
22-carat Gold contains
Atomic number of the element of VA group, coming after nitrogen is
Identify the structure of propyne
Bonds present in Nitrogen molecule are
In visible light, red colour possesses
By moving top to bottom in group, valency will
Which of the following are called paraffins?
Tooth enamel is made up with
Which of the following is an unsaturated hydrocarbon?
Which of the following is not a conductor?
Which of the following metals liberates H2 on reaction with steam but not with cold water?
Which of the following ores undergoes roasting?
The number of sigma (σ) and pi π bonds in C2H2 molecule is
What does an oxidizing agent do?
Highest abundant metal in earth's crust is
Which of the following is not a sulphide ore?
What is the family name of VII A group elements?
Which among the following theories explained both shape and strength of the bond in covalent compounds?
Which of the following is correct regarding the melting points of ionic, polar covalent and non-polar covalent compounds?
Which type of bond is formed due to transfer of electrons between two dissimilar atoms?
What is the hybridization in H2O molecule?
The maximum number of electrons that can be accommodated in a subshell with angular momentum quantum number l is