Which of the following will complete the double replacement reaction below?Mg(OH)2(s) + 2HNO3(aq) →

Which of the following chemical reactions represent single replacement reactions? (SELECT ALL THAT APPLY)ResponsesLi + Br2 --> LiBrLi + Br 2  --> LiBrSiI4 + Mg --> Si + MgI2SiI 4  + Mg --> Si + MgI 2CuCl2 + K(OH) --> Cu(OH)2 + KClCuCl 2  + K(OH) --> Cu(OH) 2 + KClNH3 --> N2 + H2NH 3  --> N 2  + H 2Sn(NO3)2 + K(OH) --> Sn(OH)2 + K(NO3)Sn(NO 3 ) 2 + K(OH) --> Sn(OH) 2  + K(NO 3 )Fe + Cu(SO4) --> Fe(SO4) + Cu

What type of chemical reaction is shown below?2 Na   +    H2SO4  -->   H2   +  Na2SO4Group of answer choicesCombination (synthesis)Exchange (double replacement)DecompositionDisplacement (Single replacement)

Identify the type of reaction below:SO3 (g) + H2O (l)  -->  H2SO4 (aq)Group of answer choicesDouble replacementSingle replacementCombinationDecomposition

What is the probable product of a double-replacement reaction?Group of answer choicesa single compounda new compound and the replaced metaltwo different compoundsa new compound and the replaced nonmetal

Consider the following reactions.2Cu2O(s)+Cu2S(s)Δ→P(s)+Q(g)2Cu2O(s)+Cu2S(s)→ΔPs+QgDry slaked lime + R(g) → Salt used as an oxidising agent (s) + H2OMnO2 + T →  MnCl2 + 2H2O + ‘R’Al2O3 + T →  AlCl3 + UNow, choose the correct option(s)One/More correct answer(s)A.When ‘P’ is heated in air, it combines with oxygen to give a black oxide whereas gas ‘Q’ is released during thermal decomposition of ferrous sulphateB.Gas ‘R’ is released during photolytic decomposition of silver bromide, U is one of the products of neutralisation reactionC.The compound formed by the reaction of ‘U’ and sodium, turns phenolphthalein pink and the colour of aqueous solution of salt ‘PSO4’ is blueD.‘T’ reacts with baking soda to give salt, water and a gas which turns lime water milky and ‘P’ does not react with dilute ‘T’