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

The valency of an element belonging to VA group of the modern periodic table is
Which of the following quantum numbers increases down the group in the modern periodic table?
Which of the following is a noble gas ?
How many elements are present in 3rd period of the modern periodic table?
lonic bond is formed due to which of the following?
When a metal atom forms ionic bond with a non-metal atom, the metal atom will
Which of the following are called lanthanoids?
In which of the following, elements are arranged in ascending order of their atomic numbers?
Maximum number of electrons held by p-orbital is
The electronic configuration of an element is based on
Which of the following quantum numbers can't have zero value?
Principal quantum number (n) is represented with
Which of the following properties was explained by Bohr's atomic model?
The nature of non-metal oxide is
The device used to measure the potential difference or electromotive force is
An antacid is
Which of the following properties is used in the olfactory indicator?
Which of the following materials obeys the Ohm's law?
When Na2CO3 reacts with an acid, which of the following gases is evolved?
What happens when litmus paper test is performed with an acid?
The human eye functions on the principle of sensation of
An amount of charge passing through any cross-section of the conductor in 1 second is called
The distance between the focal point and the optic centre gives the
A lens is made up of
If i and r are the angle of incidence and angle of refraction, then the equation for the Snell's law is