Reply: The cause of periodicity in Homes may be the repetition of comparable outer Digital configuration soon after sure standard intervals.
Answer: The outer shell electrons are shown as dots bordering the image of the atom. These symbols are called Lewis symbols or Lewis constructions.
Loss of an electron from an atom brings about the formation of the cation. A cation is more compact than its dad or mum atom because it has fomer electrons although its nuclear charge remains precisely the same. One example is, The atomic radius of sodium (Na) is 186 pm and atomic radius of sodium ion (Na+) = ninety five pm.
Which among the following pairs of types of teeth carry out one particular typical operate as said towards it?
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Variation inside of a team. The ionization enthalpies continue lowering frequently as we shift down a gaggle from 1 factor to the other.
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Dilemma six. Describe why chlorine is often converted into chloride ion extra effortlessly as compared with fluoride ion from fluorine ?
जसप्रीत बुमराह बने क्रिकेट ऑस्ट्रेलिया के कप्तान, पैट कमिंस और हेड टीम में शामिल नहीं, यशस्वी को मौका
Over the modify of condition of the compound from ICSE Class 11 sound to liquid, heat is absorbed by a body, but its temperature won't increase. Which of the following statements explains the phenomenon?
Solution: (a) An ionic or electrovalent bond is shaped by the whole transference of a number of electrons from one particular atom to a different.
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Response: Electron attain enthalpy could be the Power introduced when an isolated gaseous atom is transformed into a detrimental ion by introducing an additional electron.