Westonci.ca is your go-to source for answers, with a community ready to provide accurate and timely information. Get immediate and reliable answers to your questions from a community of experienced professionals on our platform. Join our Q&A platform to connect with experts dedicated to providing accurate answers to your questions in various fields.
Sagot :
Let's work through the process of determining the chemical formulas for the given compounds. Here's a step-by-step solution:
### (a) Mercury(I) Nitrite
1. Identify the ions involved:
- Mercury(I) ion: This is a diatomic ion and is represented as [tex]\( \text{Hg}_2^{2+} \)[/tex].
- Nitrite ion: This is represented as [tex]\( \text{NO}_2^- \)[/tex].
2. Balance the charges:
- The charge of [tex]\( \text{Hg}_2^{2+} \)[/tex] is +2.
- The charge of [tex]\( \text{NO}_2^- \)[/tex] is -1.
- To balance the charges, you need two [tex]\( \text{NO}_2^- \)[/tex] ions to cancel out the +2 charge of one [tex]\( \text{Hg}_2^{2+} \)[/tex] ion.
3. Write the chemical formula:
- The chemical formula for mercury(I) nitrite is [tex]\( \text{Hg}_2(\text{NO}_2)_2 \)[/tex].
### (b) Cesium Sulphide
1. Identify the ions involved:
- Cesium ion: [tex]\( \text{Cs}^+ \)[/tex].
- Sulphide ion: [tex]\( \text{S}^{2-} \)[/tex].
2. Balance the charges:
- The charge of [tex]\( \text{Cs}^+ \)[/tex] is +1.
- The charge of [tex]\( \text{S}^{2-} \)[/tex] is -2.
- To balance the charges, you need two [tex]\( \text{Cs}^+ \)[/tex] ions to cancel out the -2 charge of one [tex]\( \text{S}^{2-} \)[/tex] ion.
3. Write the chemical formula:
- The chemical formula for cesium sulphide is [tex]\( \text{Cs}_2\text{S} \)[/tex].
### (c) Calcium Phosphate
1. Identify the ions involved:
- Calcium ion: [tex]\( \text{Ca}^{2+} \)[/tex].
- Phosphate ion: [tex]\( \text{PO}_4^{3-} \)[/tex].
2. Balance the charges:
- The charge of [tex]\( \text{Ca}^{2+} \)[/tex] is +2.
- The charge of [tex]\( \text{PO}_4^{3-} \)[/tex] is -3.
- To balance the charges, you need three [tex]\( \text{Ca}^{2+} \)[/tex] ions (total charge of +6) and two [tex]\( \text{PO}_4^{3-} \)[/tex] ions (total charge of -6).
3. Write the chemical formula:
- The chemical formula for calcium phosphate is [tex]\( \text{Ca}_3(\text{PO}_4)_2 \)[/tex].
### (d) Rubidium Sulphate
1. Identify the ions involved:
- Rubidium ion: [tex]\( \text{Rb}^+ \)[/tex].
- Sulphate ion: [tex]\( \text{SO}_4^{2-} \)[/tex].
2. Balance the charges:
- The charge of [tex]\( \text{Rb}^+ \)[/tex] is +1.
- The charge of [tex]\( \text{SO}_4^{2-} \)[/tex] is -2.
- To balance the charges, you need two [tex]\( \text{Rb}^+ \)[/tex] ions to cancel out the -2 charge of one [tex]\( \text{SO}_4^{2-} \)[/tex] ion.
3. Write the chemical formula:
- The chemical formula for rubidium sulphate is [tex]\( \text{Rb}_2\text{SO}_4 \)[/tex].
### (e) Barium Hydride
1. Identify the ions involved:
- Barium ion: [tex]\( \text{Ba}^{2+} \)[/tex].
- Hydride ion: [tex]\( \text{H}^- \)[/tex].
2. Balance the charges:
- The charge of [tex]\( \text{Ba}^{2+} \)[/tex] is +2.
- The charge of [tex]\( \text{H}^- \)[/tex] is -1.
- To balance the charges, you need two [tex]\( \text{H}^- \)[/tex] ions to cancel out the +2 charge of one [tex]\( \text{Ba}^{2+} \)[/tex] ion.
3. Write the chemical formula:
- The chemical formula for barium hydride is [tex]\( \text{BaH}_2 \)[/tex].
Hence, the chemical formulas for the given compounds are:
- (a) Mercury(I) Nitrite: [tex]\( \text{Hg}_2(\text{NO}_2)_2 \)[/tex]
- (b) Cesium Sulphide: [tex]\( \text{Cs}_2\text{S} \)[/tex]
- (c) Calcium Phosphate: [tex]\( \text{Ca}_3(\text{PO}_4)_2 \)[/tex]
- (d) Rubidium Sulphate: [tex]\( \text{Rb}_2\text{SO}_4 \)[/tex]
- (e) Barium Hydride: [tex]\( \text{BaH}_2 \)[/tex]
### (a) Mercury(I) Nitrite
1. Identify the ions involved:
- Mercury(I) ion: This is a diatomic ion and is represented as [tex]\( \text{Hg}_2^{2+} \)[/tex].
- Nitrite ion: This is represented as [tex]\( \text{NO}_2^- \)[/tex].
2. Balance the charges:
- The charge of [tex]\( \text{Hg}_2^{2+} \)[/tex] is +2.
- The charge of [tex]\( \text{NO}_2^- \)[/tex] is -1.
- To balance the charges, you need two [tex]\( \text{NO}_2^- \)[/tex] ions to cancel out the +2 charge of one [tex]\( \text{Hg}_2^{2+} \)[/tex] ion.
3. Write the chemical formula:
- The chemical formula for mercury(I) nitrite is [tex]\( \text{Hg}_2(\text{NO}_2)_2 \)[/tex].
### (b) Cesium Sulphide
1. Identify the ions involved:
- Cesium ion: [tex]\( \text{Cs}^+ \)[/tex].
- Sulphide ion: [tex]\( \text{S}^{2-} \)[/tex].
2. Balance the charges:
- The charge of [tex]\( \text{Cs}^+ \)[/tex] is +1.
- The charge of [tex]\( \text{S}^{2-} \)[/tex] is -2.
- To balance the charges, you need two [tex]\( \text{Cs}^+ \)[/tex] ions to cancel out the -2 charge of one [tex]\( \text{S}^{2-} \)[/tex] ion.
3. Write the chemical formula:
- The chemical formula for cesium sulphide is [tex]\( \text{Cs}_2\text{S} \)[/tex].
### (c) Calcium Phosphate
1. Identify the ions involved:
- Calcium ion: [tex]\( \text{Ca}^{2+} \)[/tex].
- Phosphate ion: [tex]\( \text{PO}_4^{3-} \)[/tex].
2. Balance the charges:
- The charge of [tex]\( \text{Ca}^{2+} \)[/tex] is +2.
- The charge of [tex]\( \text{PO}_4^{3-} \)[/tex] is -3.
- To balance the charges, you need three [tex]\( \text{Ca}^{2+} \)[/tex] ions (total charge of +6) and two [tex]\( \text{PO}_4^{3-} \)[/tex] ions (total charge of -6).
3. Write the chemical formula:
- The chemical formula for calcium phosphate is [tex]\( \text{Ca}_3(\text{PO}_4)_2 \)[/tex].
### (d) Rubidium Sulphate
1. Identify the ions involved:
- Rubidium ion: [tex]\( \text{Rb}^+ \)[/tex].
- Sulphate ion: [tex]\( \text{SO}_4^{2-} \)[/tex].
2. Balance the charges:
- The charge of [tex]\( \text{Rb}^+ \)[/tex] is +1.
- The charge of [tex]\( \text{SO}_4^{2-} \)[/tex] is -2.
- To balance the charges, you need two [tex]\( \text{Rb}^+ \)[/tex] ions to cancel out the -2 charge of one [tex]\( \text{SO}_4^{2-} \)[/tex] ion.
3. Write the chemical formula:
- The chemical formula for rubidium sulphate is [tex]\( \text{Rb}_2\text{SO}_4 \)[/tex].
### (e) Barium Hydride
1. Identify the ions involved:
- Barium ion: [tex]\( \text{Ba}^{2+} \)[/tex].
- Hydride ion: [tex]\( \text{H}^- \)[/tex].
2. Balance the charges:
- The charge of [tex]\( \text{Ba}^{2+} \)[/tex] is +2.
- The charge of [tex]\( \text{H}^- \)[/tex] is -1.
- To balance the charges, you need two [tex]\( \text{H}^- \)[/tex] ions to cancel out the +2 charge of one [tex]\( \text{Ba}^{2+} \)[/tex] ion.
3. Write the chemical formula:
- The chemical formula for barium hydride is [tex]\( \text{BaH}_2 \)[/tex].
Hence, the chemical formulas for the given compounds are:
- (a) Mercury(I) Nitrite: [tex]\( \text{Hg}_2(\text{NO}_2)_2 \)[/tex]
- (b) Cesium Sulphide: [tex]\( \text{Cs}_2\text{S} \)[/tex]
- (c) Calcium Phosphate: [tex]\( \text{Ca}_3(\text{PO}_4)_2 \)[/tex]
- (d) Rubidium Sulphate: [tex]\( \text{Rb}_2\text{SO}_4 \)[/tex]
- (e) Barium Hydride: [tex]\( \text{BaH}_2 \)[/tex]
We hope you found what you were looking for. Feel free to revisit us for more answers and updated information. Thank you for visiting. Our goal is to provide the most accurate answers for all your informational needs. Come back soon. We're here to help at Westonci.ca. Keep visiting for the best answers to your questions.