Issue 31. What does one comprehend by bond pairs and lone pairs of electrons? Illustrate by giving one illustration of Every single variety.
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Problem 13. The electronic configuration of a component is Is 2s 2p 3s 3p 4s . Find the component in the periodic table.
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2 be the main conditions as well as the common big difference of the primary and second arithmetic progression, respectively.
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(i) IE1 of sodium is lower than that of magnesium whereas IE2 of sodium is higher than that of magnesium.
Explanation: Digital camera lens is convex lens. An item situated over and above centre of curvature in front of a convex lens will make a real, inverted impression which is more compact than the size of the article.
Nuclear charge. Since the nuclear charge raises the attraction to the electron also will increase that’s why ionization enthalpy boosts.
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Reply: Hybridisation: It's the phenomenon of intermixing of atomic orbitals of a bit unique energies to form new hybrid orbitals of equivalent Vitality,
Question 6. Write the atomic quantity of the factor present from the third time period and seventeenth group in the periodic table.