N2 + 3H2 = 2NH<span>3
</span>2NH3 +<span> H</span>2SO4 =<span> (NH</span>4)2SO<span>4
</span>(NH4)2SO4 +<span> BaCl</span>2 = 2NH4<span>Cl </span>+<span> BaSO</span><span>4
</span>NH4<span>Cl </span>+<span> NaOH </span>=<span> NaCl </span>+<span> NH</span>3 +<span> H</span>2<span>O
</span>NH3 +<span> HNO</span>3 =<span> NH</span>4NO<span>3</span>
1/ CaO MgO Li2O
2/ Fe2O3
3/ Na2O MgO CaO
4/ г - NaOH
5/ думаю Б
6/ a
7/ Б
8/ P2O5, SO3, HCl
1/
Mg+2HCl=MgCl2+H2
MgCl2++HNO3=Mg(NO3)2+2HCl
Mg(NO3)2+2NaOH= Mg(OH)+2NaCl
Mg(OH)2>MgO+H2O
1) CH3 - CH2 - CH2OH + CuO ---> CH3-CH2-COH + Cu + H2O ( пропаналь )
CH3-CH2-COH + Ag2O(аммиач.) ---> 2Ag + CH3-CH2-COOH ( пропановая кислота )
2) CH3 - CH(CH3) - CH2OH ---t>140, H2SO4 --> CH3 - C(CH3) = CH2 + H2O
CH3 - C(CH3) = CH2 + H2O --H(+)--> CH3 - C(CH3) - CH3
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OH
Ответ а. Это реакция крекинга метана. CH4 = C + 2H2