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Concept-1 Flame Test Concept for S Block Elements6 m 39 s
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CONCEPT-2 PHYSICAL PROPERTIES OF S BLOCK ELEMENTS.mp47 m 11 s
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CONCEPT-3 CHEMICAL PROPERTIES OF S BLOCK ELEMENTS PART-2.mp425 m 46 s
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concept-4 anomalous behaviour of lithium and simarites between magnesium.mp411 m 14 s
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CONCEPT-5 ANOMALOUS BEHAVIOUR OF BERYLLIUM.mp47 m 59 s
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CONCEPT-6 SODIUN CARBONATE Na2CO3 IMPORTANT COMPOUND OF SODIUM.mp47 m 31 s
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CONCEPT-7 CALCIUM OXIDE CaO IMPRTANT COMPOUND OF CALCIUM.mp43 m 29 s
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CONCEPT-8 PLASTER OF PARIS- CALCIUM SULPHATE IMPORTANT COMPOUND OF CALCIUM.mp46 m 14 s
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CONCEPT-9 BIOLOGICAL IMPORTANCE OF SODIUM POTASSIUM CALCIUM AND MAGNESIUM.mp410 m 29 s
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QUIZ 1: PHYSICAL AND CHEMICAL PROPERTIES OF S-BLOCK ELEMENTS AND IMPORTANT COMPOUNDS OF SODIUM34 questions
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QUIZ 2: SOME IMPORTANT COMPOUNDS OF CALCIUM15 questions