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प्रश्न
State the following pertaining to the physical properties of hydrogen: Effect on moist blue litmus paper.
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उत्तर
No-effect i.e. colour does not change.
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संबंधित प्रश्न
Indicate which of the following statement is true and which is false:
The reaction between hydrogen and nitrogen to form ammonia is reversible.
Write two physical properties of hydrogen.
Describe two chemical properties of hydrogen with equations.
Under what conditions can hydrogen be made to combine with oxygen?
Name the products and write the equation for the reaction.
State the following pertaining to the physical properties of hydrogen: Colour & odour
With reference to the uses of hydrogen, give reason for the following:
Hydrogen is not used in air balloons
Complete and balance the equation:
Conversion of hydrogen to -
Water - 2H2 + O2 → ________
Complete and balance the equation:
Conversion of hydrogen to -
Hydrogen chloride - H2 + Cl2 → ________
Complete and balance the equation:
Conversion of hydrogen to -
Ammonia - N2 + 3H2 ⇌ ______
Place the metals calcium, iron, magnesium and sodium in order of their activity with water, placing the most active first. Write the equation for each of the above metals which react with Water.
