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II.BOB. KIMYOVIY ELEMENT, KIMYOVIY BELGIBog'liq 7-sinf KIMYO 2022II.BOB. KIMYOVIY ELEMENT, KIMYOVIY BELGI
1. Atom ...........................................................................................................................
2. Atom va uning tuzilishi, proton, neytron va elektronlar ...............................................
3. Kimyoviy element. Kimyoviy belgi ..............................................................................
4. Kimyoviy elementning nisbiy atom massasi ...............................................................
5. Izotoplar. Izobarlar. Izotonlar ......................................................................................
6. Kimyoviy formula. Valentlik .........................................................................................
7. Molekula. Nisbiy molekulyar massa ...........................................................................
8. Oddiy va murakkab moddalar.....................................................................................
9. Modda miqdori. Avogadro doimiysi. Moddaning molyar massasi ...............................
10. Amaliy mashg‘ulot. Birikmalardagi elementlarning valentliklarini aniqlashl ..............
11. Amaliy mashg‘ulot. Kimyoviy formulalar asosida hisoblashga oid
masalalar yechish ...........................................................................................................
12. Kimyoviy reaksiyalarning tenglamalarini tuzish ........................................................
13. Kimyoviy reaksiyalarning tenglamalarini tuzishga oid mashqlar bajarish .................
III BOB.
1. Kimyoviy elementlarning tavsifl anishi .........................................................................
2. Kimyoviy elementlarning tabiiy oilalari ........................................................................
3. Kimyoviy elementlar davriy jadvali..............................................................................
4. Bobga doir testlar yechish, mashqlar bajarish ............................................................
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