Home » Chemistry » Oxyacetylene flame is used for iron-welding because itOxyacetylene flame is used for iron-welding because it Oxyacetylene flame is used for iron-welding because it A. Makes the iron metals solidify very quickly B. Combines with oxygen to give a pop sound C. Evolves a lot of heat when burnt D. Dissociates to produce carbon (IV) oxide and oxygen Correct Answer: Option C Explanation Related Posts The scale of a chemical balance is made of iron plate and coated with copper… Which of the following electron configurations represents the transition element Chromium (_{24}Cr)? Which of the following metals is passive to concentrated trioxonitrate (V) acid? Consider the reaction represented by the following equation: Na2CO3(aq) + 2HCl(aq) (longrightarrow) 2NaCl(aq) + H2O(l)… Chemistry Theory (a)(i) What are acidic oxides? (ii) Give one example of each of the following oxides:… Which of the following explains why trioxonitrate (V) acid is not used for preparing hydrogen…
Consider the reaction represented by the following equation: Na2CO3(aq) + 2HCl(aq) (longrightarrow) 2NaCl(aq) + H2O(l)…
Chemistry Theory (a)(i) What are acidic oxides? (ii) Give one example of each of the following oxides:…
