Advertisements
Advertisements
प्रश्न
Give the general group study of hydrogen with reference to
valence electrons
Advertisements
उत्तर
Hydrogen has one valence electron in its outermost orbit.
APPEARS IN
संबंधित प्रश्न
Write two physical properties of hydrogen.
Hydrogen is evolved when dilute HCl reacts with magnesium, but nothing happens in the case of mercury and silver. Explain.
Under what conditions can hydrogen be made to combine with nitrogen?
Name the products and write the equation for the reaction.
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
State the following pertaining to the physical properties of hydrogen: Solubility in water
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 → ________
Why is copper not used to prepare hydrogen by the action of dilute hydrochloric acid or dilute sulphuric acid on the metal, [copper [Cu] below hydrogen – no reaction]
