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What element has a higher melting point CaO or CS2?
CaO has a higher melting point than CS2. CaO (calcium oxide) is an ionic compound with strong electrostatic forces between its ions, resulting in a higher melting point. CS2 (carbon disulfide) is a covalent compound with weaker intermolecular forces, leading to a lower melting point.
Calcium oxide state?
The chemical formula of calcium oxide is CaO.
Which have the highest boiling point mgo and cao or nacl and hcl or co2 and so2?
MgO and CaO have higher boiling points compared to NaCl and HCl, and CO2 and SO2. This is because MgO and CaO are ionic compounds that have stronger electrostatic forces between ions, leading to higher boiling points. NaCl and HCl are also ionic compounds but have lower boiling points compared to MgO and CaO. CO2 and SO2 are molecular compounds with weaker intermolecular forces, resulting in lower boiling points compared to the ionic compounds.
Name for CaO?
Calcium Oxide is the scientific name for CaO.
Why does calcium oxide and sodium chloride have different melting points?
Calcium oxide (CaO) and sodium chloride (NaCl) have different melting points due to differences in their bonding structures. Calcium oxide has an ionic bond, where calcium ions are attracted to oxide ions, requiring more energy to break these strong bonds compared to the ionic bonds in sodium chloride. Sodium chloride has a higher melting point due to its stronger ionic bonds and the smaller size of the chloride ion compared to the oxide ion in calcium oxide.
What element has a higher melting point CaO or CS2?
CaO has a higher melting point than CS2. CaO (calcium oxide) is an ionic compound with strong electrostatic forces between its ions, resulting in a higher melting point. CS2 (carbon disulfide) is a covalent compound with weaker intermolecular forces, leading to a lower melting point.
Why does calcium oxide have a higher melting point than sodium chloride?
Calcium oxide has a higher melting point than sodium chloride because calcium oxide has stronger ionic bonds due to the higher charge of calcium ions (+2) compared to sodium ions (+1). The stronger ionic bonds in calcium oxide require more energy to break, resulting in a higher melting point.
Is CaO a solid?
No, because that is oxygen and calcium combined
What phase is CaO?
Calcium oxide (CaO) is a solid at room temperature and is commonly known as quicklime. It has a high melting point of 2,572 degrees Celsius, indicating that it is in a solid phase under normal conditions.
Some compounds composed of two elements?
Water - H2O Methan - CH4 Hydrochloric acid - HCl Carbon sulphide - CS2 Calcium oxide - CaO Uranium dioxide - UO2
Calcium oxide state?
The chemical formula of calcium oxide is CaO.
What three compounds are best for melting marble?
Marble CaCO3 can not be melted it becomes decomposed on heating, in to CaO and CO2.
What are marbles boiling point?
Most magmas (melted rock) are in a range of temperature between 700C-1300C. Because rocks are made of combinations of different minerals, each with its own melting point, the composition of the rock will affect the melting point.
Which have the highest boiling point mgo and cao or nacl and hcl or co2 and so2?
MgO and CaO have higher boiling points compared to NaCl and HCl, and CO2 and SO2. This is because MgO and CaO are ionic compounds that have stronger electrostatic forces between ions, leading to higher boiling points. NaCl and HCl are also ionic compounds but have lower boiling points compared to MgO and CaO. CO2 and SO2 are molecular compounds with weaker intermolecular forces, resulting in lower boiling points compared to the ionic compounds.
What is th rank requirement for selecting an nco for cao duties?
SFC or higher
What has the author Cao Cao written?
Cao Cao has written: 'Cao Cao shi wen xuan'
When was Cao-Cao born?
Cao-Cao was born in 1973.
