Download App

Unit - 7.1 Methods for the preparation of Hydrogen — CHEMISTRY STD 8 — Question

ICSE BoardEnglish MediumSTD 8CHEMISTRYUnit - 7.1 Methods for the preparation of Hydrogen1 Mark
MCQ
The substance(s) which contain hydrogen in combined state is:
  • A
    carbohydrates
  • B
    fats
  • C
    proteins
  • ✓
    all of these
✓

Answer

Correct option: D.
all of these
D

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "MCQ" from Unit - 7.1 Methods for the preparation of Hydrogen→Unit - 7.1 Methods for the preparation of Hydrogen — all question types→CHEMISTRY STD 8 question papers→ICSE Board STD 8 question papers→ICSE Board question paper generator→

Similar questions

Which of the following is a property of the liquids ?
→
In free state hydrogen gas is present in:
→
Choose the correct alternative. Diamond is used for
→
Which one of the following scientists put forward the theory regarding the extra$-$nuclear structure of the atom?
→
An allotrope of carbon used as a tip for deep boring drills.
→
Thermal decomposition of a substance is brought about with the help of
→
Hydrogen reduces _______________ to metals on heating
→
The decomposition of sodium bicarbonate on heating is :
→
Heat energy is evolved in these reactions
→
Multiple Choice Question Hydrogen is responsible for producing
→