Mohamed mahmoud Saad eldeen
نتيجة الإختبار - Grade 8 Unit 1 Lesson 1 Exam #2
اسم الطالب : Mohamed mahmoud Saad eldeen
المدينة : 55
Monday , 11 October 2021 - 05:57 PM
السؤال - 1
Look at the opposite figure, which represents a part of the periodic table, then answer the following: 1. ……., ……. and ……… are the names of element blocks indicated by letters X, Y and Z.
عدد الكلمات : 1
السؤال - 2
2. ……… is the number of groups of each block.
عدد الكلمات : 1
السؤال - 3
3. …….. is the modern (new) number of Zero group and ……. is the modern number of group (7A).
عدد الكلمات : 1