List of top Chemistry Questions asked in AP ECET Ceramic Tech

The oxide of nitrogen responsible for depletion of ozone layer is
The BOD of highly polluted water is
Which of the following is not to be considered as a primary fuel?
Which of the following is a natural polymer?
The polymer used in making gaskets and non-stick coating utensils is
The structure of Buna-S polymer is
During vulcanization of raw rubber, the chemical added to it is
Identify the incorrect statement about the corrosion.
In galvanised iron
A sample of water is known to contain \(Mg(HCO_3)_2=7.3\ \text{mg/L\), \(Ca(HCO_3)_2=8.1\ \text{mg/L}\), and \(27.2\ \text{mg/L}\) of \(CaSO_4\). The total hardness associated with water sample in ppm in equivalents of \(CaCO_3\) is \[ (\text{At.wt. }H=1,\ C=12,\ O=16,\ Mg=24,\ Ca=40,\ S=32) \] }
The type of functional group associated with cation exchange resin is
According to Arrhenius theory of acids and bases, which of the following is an example of Arrhenius base?
Electrolysis of an aqueous solution of \(Na_2SO_4\) between Pt electrodes liberates a gas \(X\) at anode and gas \(Y\) at cathode. \(X\) and \(Y\) respectively are
The exhausted anion-exchange resin is regenerated with
Which of the following is a weak electrolyte?
The wrong statement regarding Galvanic cell is
\(12.6\ \text{g}\) of oxalic acid, \(H_2C_2O_4\cdot 2H_2O\) \((\text{M.wt. }126)\), is present in \(1500\ \text{mL}\) of solution. The normality of that solution is
Identify the pair of gases which have same number of molecules at S.T.P.?
\(100\ \text{mL}\) of \(0.1M\ HCl\) and \(100\ \text{mL}\) of \(0.05M\ H_2SO_4\) are mixed and the solution is diluted to \(2.0\ L\) by adding water. The pH of the resulting solution is
Which of the following has highest equivalent weight? Given: At.wt \(H=1,\ C=12,\ O=16,\ S=32,\ Na=23,\ Ca=40\)
Which one of the following statements is not correct?
In which of the following, the number of bonding electrons and non-bonding electrons are in \(3:2\) ratio?
The angular momentum of an electron in an orbit \(X\) of hydrogen atom is \(\frac{2h}{\pi}\). Maximum number of orbitals possible in \(X\) is
The pair of orbitals with electron density maximum along the axes is
The four quantum numbers for the electron in the outermost orbital of potassium \((Z=19)\) are