CHEMISTRY HELP (MULTIPLE CHOICE)?





Which of the following reactant pairs will not react together to produce a reaction? Li + H2O Fe + Ni(OH)2 Ca + ZnF2 Co + BaCl2Question 2 (Essay Worth 4 points)Write out the balanced equation for the reaction that occurs when Li and H2O react together. You do not need to make your subscripts smaller; just write them out at regular numbers. For example: H2O. Question 3 (Multiple Choice Worth 2 points)Based on reactivity, which of the following elements can replace iron (Fe) in a compound during a single replacement reaction? Al Cu F CoQuestion 4 (Multiple Choice Worth 2 points)What is one of the products produced when Mg(NO3)2 and AlPO4 react together? Mg3(PO4)2 Al(NO3)2 Mg(PO4)2 AlNO3Question 5 (Multiple Choice Worth 2 points)Which of the following pairs of reactants will react together to produce water (H2O) as one of the products? NaNO3 and H2O Mg3(PO4)2 and Al2O3 Fe(OH)3 and H2SO4 Li2O and Ba(OH)2Question 6 (Essay Worth 4 points)Write out the balanced equation for the reaction that occurs when Mg(OH)2 and HCl react together. You do not need to make your subscripts smaller; just write them out at regular numbers. For example: Mg(OH)2. Question 7 (Multiple Choice Worth 2 points)Which of the following is a single replacement reaction? CaO + H2O Ca(OH)2 Mg + 2HNO3 Mg(NO3)2 + H2 NaOH + HCl H2O + NaCl CH4 + 2O2 CO2 + 2H2OQuestion 8 (Multiple Choice Worth 2 points)Which of the following metals will react with water to produce a metal hydroxide and hydrogen gas? Al Bi Na Fe



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One Response to “CHEMISTRY HELP (MULTIPLE CHOICE)?”

  1. manuring says:

    1. There three won’t react since the electronegativity is not great enough for a reaction to occur. Fe + Ni(OH)2Ca + ZnF2Co + BaCl22. 2Li + H2O –> Li2O + H23. Cu or Co4. Mg3(PO4)25. NaNO3 and H2O6. Mg(OH)2 + 2HCl –> MgCl2 + 2H2O7. Mg + 2HNO3 Mg(NO3)2 + H28. Na