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Roman numeral should be used when naming which compounds?

Compounds which contain transition elements. cu2so4


Should a Roman numeral be used when naming h2o?

No, a Roman numeral should not be used when naming H2O. The chemical name for H2O is water, and it does not require a Roman numeral because it is a simple molecular compound. Roman numerals are typically used in naming ionic compounds to indicate the oxidation state of transition metals, which is not applicable in the case of water.


Should a roman numeral be used when naming ClO4?

No. Roman numerals are only for cations that aren't in either group 1 or 2. For this, you would say Chlorine Tetroxide.


Which of the following compounds should be soluble in CCL4?

Nonpolar compounds should be soluble in CCl4 since it is a nonpolar solvent. Compounds like nonpolar organic compounds or those with only nonpolar covalent bonds tend to be soluble in CCl4.


What is the Roman numeral that should be used in the following silver sulfide?

The Roman numeral for silver in silver sulfide is I, as silver has a +1 oxidation state in this compound. Thus, the correct name for silver sulfide is silver(I) sulfide.


What is the Roman numeral xv111?

1 is not a Roman numeral, you numeral should be written as XVIII and it represents the number 18


Should preschool teachers refrain from naming items?

There may be different theories about naming items, but one is that naming and labeling items should be done. Naming and labeling items around the room, or even at home, helps children to learn pre-literacy skills.


What are 5 rules when to use Roman numerals?

1) The numeral reads from right to left.2) The numeral with the greatest value should be placed at the right.3) No numeral should be repeated more than three times in succession. Some old clocks and sundials use the numeral IIII to represent 4 but nowdays the numeral IV is used in order to comply with this rule.4) I may preceed V and X but should not immediately preceed any numeral of higher value.5) MMM represents 3000 but high values of thousands should be represented by a standard numeral to represent the number of thousands which is then placed within a pair of brackets, to indicate that the numeral should be multiplied by 1000. Or the numeral should have a horizontal bar placed above it, which also indicates that the numeral should be multiplied by 1000. Examples; 6000 = [VI], 91000 = [XCI], 7541 = [VII]DXLI


What is the Roman Numeral for lxxxv?

That already is a roman numeral.


What is the Roman numeral for 10006?

The Roman numeral is XVI. There should be a bar over the X to indicate 10000.


When should a roman numeral be used?

Clocks or descendents.


How you should write 101 in roman numeral?

It is: 101 = CI