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Which type of compounds show high melting and boiling points:
(1) Electrovalent compounds
(2) Covalent compounds
(3) Coordinate compounds
(4) All the three types of compounds have equal melting and boiling points
Ans: Electrovalent compounds
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Q. What are the physical properties of solids? Ans. Most solids eventually melt when heated. This is because the particles gain enough energy to exceed the attractive for
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It can be because these group tend to decrease the electron density when attached to a benzene or other ring structure preferentially at ortho and pera position.
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in borontriiodide distance between two I atoms is found to be 3.54. if radius of covalent bonded I atom is 1.33. what is covalent radius of boron
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Which quantum number is not related with Schrodinger equation: (1) Principal (2) Azimuthal (3) Magnetic (4)Spin Ans: Spin
Trans -Isomer of a substance is more stable than Cis-Isomer.
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