Предмет: Химия, автор: Аноним

Помогите пожалуйста

Приложения:

Ответы

Автор ответа: Cir1lla
1

Ответ:

Бес-кислородные:H2S,HI,HBr,CaCI2,HCI,

Кислород-содержащие- LiOH,Mn2O7,CaO,Na3PO4,MnO,Fe(OH)3,Cr2O3,HCI)4,Na2O,H2SO4,HMnO4,Ca(OH)2,SiO2,H2SO3,Zn(OH)2,H3PO4,H2SI03.

Растворимые:LiOH,Na3PO4,H2S,HI,CaCI2,Na2O,HCI,H2SO4,HNo3,H2SO4,H3PO4,HF,HNO32,H2CO3,NaNO3,H2S,

Нерастворимые: все остальные кроме:CaO и Ca(OH)2  это малорастворимые  

Одно основные: Те,у которых по 1 атому водорода  

Двух основные: Те,у кого по 2 атома водорода  

Трех основные: те,у которых по 3 атома водорода

Объяснение:

Похожие вопросы
Предмет: Английский язык, автор: vika300495
ПОМОГИТЕ СРОЧНО!!!


11.  I'd love to try and make that cake. Have
you got a(n) ______ for it?


  
    a) receipt        b) prescription         c) ingredient           d) recipe



12.  His
car's in the car park, so he ______ be here.


    
  a) can        b) ought           c) must           d) needs to



13.  You'd better see a doctor, ______ you?


   
   a) hadn't           b) didn't           c) wouldn't             d) don't



14.  I
wish I ______ my  letter of application
earlier.


  
    a) would write      b) had written        c) have written             d) wrote



15.  That's
the ______   difficult textbook I've ever
used.


     
 a) more           b) even               c) most                d) very



16. Because
Denise's parents worked abroad, they sent her to a ______ school.


       a) college          b) secondary         c) training            d) boarding
 17. 
The helicopter landed ______ the roof of the building.


 
     a) at                b) in            c) over             d) on



18.  I have a monthly bank ______ sent to me, so
that I know how much there is in my account.


       a) balance           b) overdraft           c) statement             d) cheque
 19.  Meat
can be stored for several months in a home ______.


       a) freezer          b) fridge        c) cool box          d) cooler


20.  If
Jamal ______ on holiday, he'll spend a lot of money.


  
    a) will go          b) goes          c) would go          d) went