Advertisements
Advertisements
प्रश्न
Under what conditions can hydrogen be made to combine with oxygen?
Name the products and write the equation for the reaction.
Advertisements
उत्तर
Hydrogen burns in the presence of electric spark with a 'pop' sound in oxygen and with a blue flame forming water.
2H2 + O2 →2H2O
APPEARS IN
संबंधित प्रश्न
Describe two chemical properties of hydrogen with equations.
Give the general group study of hydrogen with reference to
valence electrons
Under what conditions can hydrogen be made to combine with sulphur?
Name the products and write the equation for the reaction.
Choose terms from the options given in brackets to complete this sentence.
Hydrogen is ………………… soluble in water.
(sparingly, highly, moderately)
State the following pertaining to the physical properties of hydrogen: Effect on moist blue litmus paper.
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 ⇌ ______
Complete and balance the equation:
Conversion of hydrogen to -
Hydrogen sulphide - H2 + S → ________
Complete and balance the equation:
Hydrogen in metallurgy - reduction of
Zinc oxide - ZnO + H2 → ________ + ______
