List of top Chemistry Questions

Write the reactions involved in the following:
Which of the following enzymatic reaction is not correctly matched with enzyme shown against it in brackets?
Which of the following is an example of a redox reaction?
What is the number of moles in 18 g of water (\( \text{H}_2\text{O} \))?
Which of the following acids is a strong acid?
Which of the following is a characteristic property of acids?
What is the molar mass of NaCl?
What is the pH of a solution with a \( \text{H}^+ \) concentration of \( 1 \times 10^{-3} \) mol/L?
Which of the following gases has the highest density at STP?
What is the molar volume of an ideal gas at standard temperature and pressure (STP)?
What is the molecular weight of \( \text{CaCO}_3 \)?
What is the pH of a solution of \( 0.01 \, \text{M} \, \text{HCl} \)?
What volume of \( 0.5 \, \text{M} \, \text{NaOH} \) is required to neutralize \( 50 \, \text{mL} \) of \( 1 \, \text{M} \, \text{HCl} \)?
What is the oxidation state of sulfur in \( \text{H}_2\text{SO}_4 \)?
Which of the following gases will have the highest rate of diffusion at the same temperature and pressure?
Which of the following is an example of a redox reaction?
What is the molar volume of an ideal gas at standard temperature and pressure (STP)?
What is the pH of a solution if the concentration of \( \text{H}^+ \) ions is \( 1 \times 10^{-5} \, \text{mol/L} \)?
Which of the following acids is a strong acid?
What is the pH of a solution with a \( \text{H}^+ \) concentration of \( 1 \times 10^{-3} \, \text{mol/L} \)?
Which of the following is an example of an exothermic reaction?
Which of the following is a characteristic property of acids?
Which of the following gases has the highest density at STP?
What is the molar mass of \( \text{NaCl} \)?
What is the number of moles in 18 g of water (\( \text{H}_2\text{O} \))?