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
Question
Write the correct statements:
In laboratory preparation of hydrogen gas, the reactants are aluminum and dilute sulphuric acid.
✓

Answer

In laboratory preparation of hydrogen gas, the reactants are zinc and dilute sulphuric acid.

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 "[1 Mark Question Answer]" 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

Give reason for It is difficult to cook in hills compared to plain.
→
Give two example of the following : The substances which sublime.
→
Complete and balance the following chemical equations:
$\mathrm{Fe} \mathrm{SO}_4+\mathrm{NaOH} \rightarrow$
   $\text{(aq.)$  \ \  \  $(aq.)}$
→
Give balanced chemical equation for the reaction of water with Iron .
→
Give two examples of oxides. Amphoteric oxide
→
What do you understand by the following terms?
(a) Saturated solution
→
Write the correct statements:
Metals like potassium, sodium and calcium on heating react with steam to form their respective oxides and hydrogen gas.
→
What do you understand by the following terms?
(b) Unsaturated solution
→
Write the Chemical Name of the Following and Also Give Their Molecular Formulae : Vinegar
→
Name four amorphous forms of carbon.
→