MCQs || B21

تُقرأ حين يبدا الكلام بها

سبب تسمية همزة الوصل

تخلو من الهمزه وتكون بداية الكلمه

الثابته ابتداء ووصلاً

الف ترسم فوقها او تحتها همزه تسمى

CHCL3 and CL2

higher molar mass

higher molar mass

the maximum amount of solute that dissolves in a given amount of solvent at a specific temperature

attractive forces within molecules Example: Chemical bonds

H__Cl

H2O

one lone pair

Molecules that have no lone pair on the central atom

not align themselves in an electric field it is non polar

when placed in an electric field will align themselves in the field.

107 pyramidal

Linear 180

have electrostatic forces which have no specific orientation in space.