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CHHAYA PUBLICATION-CLASSIFICATION OF ELEMENTS & PERIODICITY IN PROPERTIES-FILL IN THE BLANKS
- Mendeleev's periodic law was similar to the law proposed by the scient...
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- In Mendeleev's periodic table, the period is an incomplete period.
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- the starting element of even series are K, Rb and .
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- The starging elements of odd series are, Ag and Au.
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- Mendeleev's triad elements are.
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- is the fundamental property of an element.
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- The elements from ""(58)Ce to ""(71)Lu are called
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- Be,Mg,Ca are calledmetals.
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- CU, Ag, Au are calledmetals.
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- O,S,Se,Te are calledelements.
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- Ionisation potential of s-block elements is
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- Except Be and , the s-block elemetns response to the flame test.
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- The s-block elements of fourth, fifth and sixth periods can form compl...
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- Noble metals are chemically.
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- f-block elements arein nature due to the presence of odd electrons.
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- block elements generally form coloured complex compounds.
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- Zn, Cd and are not transition elements though they are d-block element...
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- The element with electronic configuration 1s^(2)2s^(2)2p^(4) is presen...
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- The general electronic configuration of transition elements is
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- Effective nuclear charge=total nuclear charge-.
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