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ICSE-ATOMIC STRUCTURE AND CHEMICAL BONDING-EXERCISE 4(C)
- Element X has electronic configuration 2, 8, 18, 8, 1. Without identif...
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- Define the terms: mass number
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- Define the terms: ion
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- Define the terms: cation
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- Define the terms: anion
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- Define the terms: element
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- Define the terms: orbit.
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- From the symbol underset(2)overset(4)"" He for the element helium, wri...
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- Five atoms are labelled A to E. Which one of these atoms : (i) ...
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- Five atoms are labelled A to E. Write down the formula of the com...
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- Five atoms are labelled A to E. Predict : (i) metals (ii) non-met...
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- An atom of an element has two electrons in the M shell. What is the (a...
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- overset(24)underset(12)" " Mg and overset(26)underset(12)" " Mg are sy...
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- overset(24)underset(12)" " Mg and overset(26)underset(12)" " Mg are sy...
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- What are nucleons? How many nucleons are present in phosphorus ? Draw ...
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- What are isotopes? With reference to which fundamental particle do iso...
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- Why do overset(35)underset(17)" " CI and overset(37)underset(17)" " CI...
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- Explain fractional atomic mass. What is the fractional mass of chlorin...
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- What is meant by "atomic number of an element"?
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- Write down the electronic configuration of (i) chlorine atom (ii) chlo...
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