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During a flame test why is calcium''s flame not persistent, while that of strontium is?
Ans) Because it does not have many ions as compared to the Strontium. It is the ions which produce color.
introduction of chemical bond
name the acid present in ant sting and give its chemical formula also give common method to get relief from the discomfort caused by ant sting
why are lanthanides and actinides called innertransition metals
diamond is covalent.yet it has high melting point.why?
Hi, my name is Teesta and I need your help with this question: You are asked to make 1 Liter of 5M Sodium Chloride (NaCl). How many grams of NaCl are needed?
Show by means of equation and reagent butanoic acid is formed from propyne
Q. Atomic mass of an element? The number at the bottom of every square in the periodic table is the atomic mass of that element in amu. A scan of the periodic table will withou
what is laws of chemical combination............answer should be in 250 words
what are scales
A baseball weighs 5.19oz oz . What is the kinetic energy in joules of this baseball when it is thrown by a major-league pitcher at 93.0mph mph ?
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