6
( )
(-, - )
1.1 : - , -, - , .
1.2 : ( ), (), , : , , .
1.3 :
, , , , , , .
(), , , , , , , (), ; : HCl (10%), KMnO4 (1%), Na2CO3 (10%); (15 , 10 , 10 ); .
1.4 : , , , .
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1.
23 , 2 : , , , , . . .
, . (). : + ; ; .
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2. ( )
2.1.
0,5 12 . ___________________________, :
2.2. ( )
0,5 1 10%- KMnO4. ___________________________, :
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3.
1 1 . . _____ .
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4. (II)
2 1% (1 ), (2 ) (3 ) 1 10%- NaOH 23 5%- CuSO4. .
___________________________, ___________________________, ___________________________, ______________________ . _________________________________________________, .. . (c ) (II) (II) :
|
.
() _________________, () _____________, () __________.
HOCH2(CHOH)4CH=O + 2Cu(OH)2 → HOCH2(CHOH)4COOH + 2CuOH↓ () + H2O
2CuOH → Cu2O↓ () + H2O
5.
1 1%- 12 . _____________. , _____________. _____________. .
6. ()
6.1. . 1 , 12 10%- NaOH 12 4%- CuSO4. _______ .
6.2. . 23 23 0,1%- . . , 1015 . ______ .
6.3. . 1 56 . HNO3. _____. . . ____.
7.
7.1. ( ). 12 , 0,5%- (CH3COO)2Pb, 5%- CuSO4. . ______.
7.2. . 12 . _________.
1.5. .
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