chemical equations-key words ;meaning
10th CLASS PHYSICS SYLLABUS, REFLECTION AT CURVED SURFACES , CHEMICAL EQUATION KEY WORDS, CHEMICAL EQUATIONS LAB, ACIDS,BASE AND SALTS LAB -1, ACIDS BASE LAB 2, ACIDS BASE AND SALTS 3,…
ABOUT ELEMENTS
ATOMIC NUMBER(Z) NAME OFTHE ELEMENT IN URDU SYMBOL ATOMIC WEIGHT (A) 1 HYDROGEN ہائیڈروجن H 1.008 2 HELIUM ہیلیم He 4.00 3 LITHIUM لیتھیم Li 6.94 4 BRELIUM بیریلیم Be…