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Chromium is a typical hard metal while m...

Chromium is a typical hard metal while mercury is a liquid.

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**Step-by-Step Solution:** 1. **Identify the Elements:** - The question compares two elements: Chromium (Cr) and Mercury (Hg). 2. **Determine Atomic Numbers:** - Chromium has an atomic number of 24. - Mercury has an atomic number of 80. ...
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MODERN PUBLICATION-D AND F-BLOCK ELEMENTS-CONCEPTUAL QUESTION
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  2. On the basis of the standard electroe potential values stated for acid...

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  3. Chromium is a typical hard metal while mercury is a liquid.

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  4. Silver is a transition metal but zinc is not.

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  12. What is the most common form of chromium in basic solution ? What ion ...

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  13. Explain how the colour of K2Cr2O7 solution depends on pH of the solut...

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  14. Name the oxometal anions of the first series of the transition metals ...

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  15. Complete the following reactions : (i) Cr(2)O(7)^(2-)+Sn^(2+)+H^(+) ...

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  16. Sodium chloride when heated with conc. H(2)SO(4) and solid potassium d...

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  17. Give reasons for following in one or two sentences: CrO3 is an acid ...

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  18. Complete the following chemical equations : (i) KMnO4 overset(513K...

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  19. Why KMnO(4) is used in cleaning surgical instruments in hospitals ?

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  20. Identify the oxoanion of chromium which is stable in acidic medium

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