anjugoel114
Asked:
December 2022
A non-metal A which is the largest constituent of air, when heated with H2 in 1:3 ratio in the presence of catalyst (Fe) gives a gas B. On heating with O2 it gives an oxide C. If this oxide is passed into water in the presence of air it gives...
anjugoel114
Asked:
December 2022
Give the steps involved in the extraction of metals of low and medium reactivity from their respective sulphide ores
anjugoel114
Asked:
December 2022
Hello friends I will mark the 1st full and clear and not copied answer as brainliest 1)What special precautions did the villagers take to ensure that the er's sleep was not disturbed? 2)What was Louisa Mebbins attitude towards money? What did this attitude reveal about her character?...
anjugoel114
Asked:
December 2022
1) On adding a drop of barium chloride solution to an aqueous solution of sodium sulphite, white precipitate is obtained. (a) Write a balanced chemical equation of the reaction involved (b) What other name can be given to this precipitation reaction? (c) On adding dilute hydrochloric acid to the reaction...
anjugoel114
Asked:
December 2022
1) What happens when a piece of (a) zinc metal is added to copper sulphate solution? (b) aluminium metal is added to dilute hydrochloric acid? (c) silver metal is added to copper sulphate solution? Also, write the balanced chemical equation if the reaction occurs 2) What happens when zinc granules...
anjugoel114
Asked:
December 2022
draw structure of heart.(diagram)....class 10th...not of ncert as it is very difficult.....give some easy diagram