Full Exercise - Short Questions - Unit 4 (Lecture-10) |Chemistry 9th Class

Bismillah hir Rahman-nir-Raheem (Aslam Alakum) Video Summary: Topic: Short Questions from Exercise Unit: 4 (Structure of Molecules) Subject: Chemistry Class: 9 Dear Students, In my today video, i will explain all the Short Questions from Exercise of Unit 4 (Structure of Molecules) Chemistry 9th Class. Following Short Questions will be answered in my today video. 1 - Why do atoms react? 2 - Why is the bond between electropositive and electronegative atoms ionic in nature? 3 - Ionic Compounds are solid. Justif⁷y 4 - More electronegative elements can form a bond between themselves. Justify 5 - Metals are good conductor of electricity. Why? 6 - Ionic Compounds conduct electricity in solution or molten form. Why? 7 - What type of covalent bond is formed in Nitrogen Molecule? 8 - Different between lone pair and bond pair of Electrons. 9 - Describe at least two necessary conditions for the formation of covalent bond. 10 - Why HCl has dipole-dipole forces of attraction? 11 - What is a triple covalent bond? Explain with an example. 12 - What is difference between polar and non polar covalent bond? Explain with one example of each. 13 - Why a covalent bond becomes polar? 14 - What is relationship between Electronegativity and Polarity? 15 - Why does ice float on water ? 16 - Give the characteristics properties of ionic Compounds. 17 - Give the characteristics properties of covalent compounds. For more videos related to short questions of previous units, please visit the links below. Short Questions - Unit 1    • Full Exercise - Short Questions - Uni...   Short Questions - Unit 2    • Full Exercise - Short Questions Unit ...   Short Questions - Unit 3    • Full Exercise - Short Questions (Unit...   I hope you will like my video, if so then please subscribe my channel and press the bell icon. Thanks and take Care Allah Hafiz

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