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Showing posts with label Heating effects on salts:. Show all posts
Showing posts with label Heating effects on salts:. Show all posts
Tuesday, December 10, 2024

What is the heating effect on the nitrates of the alkali metals like Li, Na, K, Cs and Rb etc.

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Nitrates are prepared by the action of nitric acid on a metal or its oxide, hydroxide or carbonate. All nitrates are soluble in water. On he...
Wednesday, March 16, 2022

Which of the following does not give oxygen on heating? (a) K2Cr2O7 (b) (NH4)2Cr2O7 (c) KClO3 (d) Zn(ClO3)2

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Related Questions; (1)  What happene when KmnO4 strongly heated (573k)? (2)  What are heating effect of primary, secondary and t...
Wednesday, January 13, 2021

What are heating effect of primary, secondary and tertiary salt of sodium phosphate?

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NaH 2 PO 4 (Primary phosphate) on heating undergo polymerization and form a stable hexamer salt ( sodiummetaphosphate ) which known as “CAL...
Tuesday, December 22, 2020

How to basic beryllium nitrate is obtained from beryllium nitrates?

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Their is a unique feature of Beryllium nitrate , on heating at low temperature (125℃) it give Basic Beryllium nitrate , nitrogen gas and oxy...
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Thursday, November 12, 2020

What is the heating effect on metallic nitrate salts ?

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Nitrates are prepared by the action of nitric acid on a metal or its oxide, hydroxide or carbonate. All nitrates are soluble in water. On he...
Wednesday, October 7, 2020

What is effect of heat on Borax?

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When borax is strongly heated on loop of platinum wire , it loses water and form dehydrated disodium tetra borate which is swells into the...
Sunday, September 6, 2020

What happened when lead oxide is strongly heated ?

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When heated, lead(II) nitrate crystals decompose into lead(2)oxide, oxygen and nitrogen dioxide. 2 Pb(NO 3 ) 2 (s) → 2 PbO (s) + 4 NO 2 (g...
Monday, April 13, 2020

Why both BeCO3 and BeSO4 are unstable to heat, while BaCO3 and BaSO4 are stable.Explain?

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The decomposition of a salt is promoted by the formation of a new compound with high lattice energy. From BeCO3 and BeSO4, BeO will be forme...