1) O 11 CH₂-C-H [R] 1! CH₂CH₂=-&-chicks! CH3CH₂-C-CH₂CH3+2CH3CH₂OH 11 CH3CH₂OH OCH₂CH3 CH3CH2-C- CH₂CH3 OCH₂CH3 + H₂O

determine the number of each type of atom in NH4Cl

1. Supply the system name or chemical symbol for each of the following ions a. Ba2+ c. tin (IV) ion b. N3- d. sulfur ion 2 Write the cemical formula for the following compounds a aluminum oxide, b. lead (TV) chlorite () sulfate wing b Al(CrOh d. cobalt () 210 words Type here

Positively and negatively charged ____________ are the units that comprise an ionic compound ________ are the units that comprise a molecular compoud.

Fill in the subscripts  in the formula for the following compound a) Water :  H__ O___ b)  Aluminum nitride : Al__  N___

Please help complete question 3, 4 and 5

QUESTION 11 In 1908, Ernst Rutherford won the Noble Prize in Chemistry for discovery that an atom has nucleus. that radon is a noble gas. that an atom can be "split" when bombarded with an alpha particle. that one element can change into another in chemical reaction.

Question 1 CLOZE 1 A chemical formula is a way of expressing information about the number of that are present in a chemical When these atoms combine, they form a ,the smallest unit of a compound. There are a number of elemental which represent the atoms in a chemical formula. The number of atoms of a particular element in a molecule is represented by a that is located to the of the element's symbol.

Question 4  Calcium      carbonate has the formula CaCO3. What is the charge on the      polyatomic carbonate ion?   A. -1   B. 0   C. -2   D. +2   E. +1