Mustaqillik yillarida mamlakatimizda hukumatimiz tomonidan ta’lim sohasiga eng muhim vazifa sifatida e’tibor qaratib kelinayotgani sir emas. Bu sohada qator islohotlar qabul qilindi

12	13	14
15
O’quvchining javoblari.
O’qituvchining belgilari

Nazorat ishining bali _________
5-Nazorat ishi
Mavzu: Elektrolitlar, noelektrolitlar, elektrolitik dissotsiyalanish nazariyasi, kislota, asos va tuzlarriing dissotsiyalanishi, kuchli, kuchsiz elekrtoiitlar va ion almashinish reaksiyalari.
Nazorat shakli: Yozma isn.
I variant
1.Quyida keltirilgan kislota, asos va tuzlarning bosqichii dissotsiyalanishini yozing:
H₂SO₄, Ca(OH)₂, NaHCO₃, MgOHCI.
2.Quyidagi moddalaming dissotsiyalanish tenglamasini yozing:
Na₂SO, HNO₃, КОН, CH₃COOH.
3.Xlorid kisiota quyidagi keitirilgan moddalarning qaysilari bilan kimyoviy reaksiyaga kirishadi: Cu, CaO, SiO₂, CuO, CO₂, CaCO₃, KNO₃ Tegishli reaksiya tenglamalarini yozing.
4. Massasi 97,4 g bo'lgan xlorid kislotaning 15 %li eritmasida 11,2 g temir qipig‘li havo ishtirokida reaksiyaga kirishganda qanday modda hosil bo'iadi. Reaksiya tenglamasini yozing.
Masalalarni yechilishi_______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________