List of top Questions asked in AP ECET Ceramic Tech- 2025

Which type of rock is formed from cooling Lava or Magma?
The Earth's core is primarily composed of
Which of the following is a Metamorphic rock?
The hardest mineral on the Moh's scale is
Granite is an example of
Which compound is mainly responsible for the depletion of ozone layer?
We can overcome the undesirable properties of natural rubber by heating natural rubber with
Greenhouse effect is caused by
Liquefied petroleum gas (LPG) mainly contains
The monomer involved in the formation of polystyrene is
Which of the following is not a co-polymer?
The cell formed in bent pipes is an example of
Tarnishing of silver is due to formation of
Identify the pair of chlorides responsible for permanent hardness of water.
What is the degree of hardness in ppm of a sample containing \(19\text{ mg}\) of \(MgCl_2\) molecular weight \(=95\) in \(2\text{ kg}\) water sample? Express it in terms of equivalents of \(CaCO_3\).
The standard electrode potentials of Zn, Ag and Cu are \(-0.76\), \(+0.80\) and \(+0.34\text{ V}\) respectively. Identify the correct statement from the following.
Aqueous solution of which of the following does not act as electrolyte?
Number of coulombs corresponding to \(1\text{ mol}\) of electrons approximately is equal to
The amount of silver in mg deposited when \(9.65\) coulombs of electricity is passed through an aqueous solution of silver nitrate is \(\left(Ag=108u,\ 1F=96500\text{ C mol}^{-1}\right)\)
In the removal of permanent hardness of water by permutit process, \(Na^+\) ions of permutit are exchanged with which ions of water?
How many moles of urea is present in \(250\text{ ml}\) of \(0.2M\) solution of it?
\(x\text{ ml}\) of \(0.1M\) NaOH solution is diluted with distilled water to get \(250\text{ ml}\) of \(0.01M\) solution. The value of \(x\) in ml is
\(3\times10^{22}\) molecules of \(Na_2CO_3\) molecular weight \(=106\) present in \(500\text{ ml}\) of solution. The normality of the solution formed is \(\left(N=6\times10^{23}\text{ mol}^{-1}\right)\)
Identify the pair containing only Lewis acids.
\(4\text{ g}\) of NaOH is dissolved in \(1.0\text{ L}\) solution. The pH of solution is