Import Question JSON

Current Question (ID: 14236)

Question:
Which of the following enzyme is not a disaccharidase?
Options:
  • 1. Sucrase
  • 2. Lactase
  • 3. Maltase
  • 4. Dextrinase
Solution:
Sucrase, lactase, and maltase are all disaccharidases, enzymes that break down disaccharides into monosaccharides. Sucrase breaks down sucrose into glucose and fructose, lactase breaks down lactose into glucose and galactose, and maltase breaks down maltose into two glucose molecules. Dextrinase, on the other hand, is an enzyme that breaks down dextrins, which are intermediate products of starch digestion, into smaller glucose molecules. It is not a disaccharidase.

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Expected JSON Format:

{
  "question": "The mass of carbon present in 0.5 mole of $\\mathrm{K}_4[\\mathrm{Fe(CN)}_6]$ is:",
  "options": [
    {
      "id": 1,
      "text": "1.8 g"
    },
    {
      "id": 2,
      "text": "18 g"
    },
    {
      "id": 3,
      "text": "3.6 g"
    },
    {
      "id": 4,
      "text": "36 g"
    }
  ],
  "solution": "\\begin{align}\n&\\text{Hint: Mole concept}\\\\\n&1 \\text{ mole of } \\mathrm{K}_4[\\mathrm{Fe(CN)}_6] = 6 \\text{ moles of carbon atom}\\\\\n&0.5 \\text{ mole of } \\mathrm{K}_4[\\mathrm{Fe(CN)}_6] = 6 \\times 0.5 \\text{ mol} = 3 \\text{ mol}\\\\\n&1 \\text{ mol of carbon} = 12 \\text{ g}\\\\\n&3 \\text{ mol carbon} = 12 \\times 3 = 36 \\text{ g}\\\\\n&\\text{Hence, 36 g mass of carbon present in 0.5 mole of } \\mathrm{K}_4[\\mathrm{Fe(CN)}_6].\n\\end{align}",
  "correct_answer": 4
}