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प्रश्न
Potassium (at No.19) and chlorine (at No.17) react to form a compound. Explain the formation of the compound on the basis of reducing agent.
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उत्तर
\[\ce{2K + Cl2 -> 2KCl}\]
A reducing agent reduces other substances either by providing electrons, hydrogen, or an electropositive ion or by removing oxygen or an electronegative ion.
\[\ce{K -> K+ + e-}\]
संबंधित प्रश्न
How do atoms attain noble gas configuration?
Complete the following:
| Sodium | Phosphorus | Carbon | |
| Formula of chloride | |||
| Nature of bonding | |||
| Physical state of chloride |
What type of bond is formed between two atoms, when the electronegative difference between them is High ?
Match the column A with Column B.
|
Column A |
Column B |
|
(i) Sodium chloride (ii) Ammonium ion (iii) Carbon tetrachloride |
Covalent bond Ionic bond Covalent and coordinate bond |
A Compound 'X' consists of only molecules. Hence 'X' will have
Element X is a metal with a valency 2; Y is a non-metal with a valency 3.
(a) Write an equation to show how Y forms as ion
(b) If Y is a diatomic gas, write an equation for the direct combination of X and Y to form a compound.
Elements X, Y, and Z have atomic numbers 6, 9 and 12 respectively. Which one forms a cation?
How are X-rays produced?
Name the following:
Metal with valency 2
Draw orbit structure diagram of sodium chloride (NaCl).
Compare :
Sodium atom and sodium ion
Write down the electronic configuration of
(i) chlorine atom (ii) chlorine ion
Draw the geometric atomic structure of the following atom showing the number of electrons, protons and neutrons in them:
\[\ce{^23_11Na}\]
Draw the geometric atomic structure of the following atom showing the number of electrons, protons and neutrons in them:
\[\ce{^31_15P}\]
Draw the geometric atomic structure of the following atom showing the number of electrons, protons and neutrons in them:
\[\ce{^40_20Ca}\]
Sodium having atomic number 11, is ready to ______ electron/ electrons to attain the nearest noble gas electronic configuration.
Spot the error/correct the wrong statement:
In the formation of compounds, the inner shell electrons of an atom involved in bonding.
Write the basic concept of Kossel – Lewis theory.
