Which of the following salts is slightly soluble in water...
Which of the following salts is slightly soluble in water?
AgCl
CaSO4
Na2CO3
PbCl2
Correct answer is B
All sulfates are soluble except those of barium, strontium and lead. Calcium sulfate, silver sulfate and mercurous sulfate are slightly soluble in water, but calcium sulfate is rarely precipitated in reactions between the calcium and sulfate ions.
Which of the following is a condition for a spontaneous reaction? ...
According to the kinetic theory of gases, the pressure exerted by a gas is due to ...
Which of the following reactions represents the laboratory preparation of hydrogen?...
What change will occur to the equilibrium mixture \( 2CrO^{2-}_4(aq) + 2H^+(aq) ⇔ Cr_2O^{2-}_7(aq...
Hydrogenation may be effected by...
Which of the following substances with the corresponding pH value is an alkali? Substance pH ...
Which of the following bonds are broken when ethanol is boiled? I. Covalent bonds II. Ionic bond...
The conclusion from Rutherford's from radioactive substance alpha-scattering experiment is that ...