请写出含有氮元素的常见单质.氧化物.酸.碱.盐的化学式各一个

2025-03-15 21:57:44
推荐回答(3个)
回答1:

出含有氮元素的常见单质、氧化物、酸、碱和盐的化学式
单质:只有氮气,由于是非金属气态单质,所以化学式有下标,下标为2,故化学式为:n
2

氧化物:氮元素的化合价有+1、+2、+3、+4、+5价,而氧为-2价,所以对应化合物有n
2
o、no、n
2
0
3
、no
2
、n
2
o
5
等.
酸:只有硝酸,氢元素显+1价,硝酸根显-1价,可得hno
3

碱:只是氨水,两种书写形式nh
4
oh或者nh
3
?h
2
o.
盐:硝酸盐和铵盐都可以,如nano
3
等或者nh
4
cl或者nh
4
no
3

故答案为:n
2
、no
2
、hno
3
、nh
3
?h
2
o、nh
4
no
3
.(各空其他物质和形式,符合要求即可)

回答2:

单质
N2
氧化物
NO
NO2
N2O5(不常见)
(随便选)

HNO3

NH3.H2O(氨水)

(NH4)2NO3(硝酸铵)

回答3:

氮单质只有N2
氧化物:NO2,NO,N2O
酸:HNO3,HNO2
碱:NH3·H2O
盐:NH4Cl

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