There have been some predictions that element 114 willbe relatively stable in comparison with many other elements beyond uranium in the periodic table. Predict themaximum oxidation state of this element. Based on thetrends in the oxidation states of other members of itsgroup, is it likely that this oxidation state will be thedominant one?

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Q: Which of the following statements is true about hydride ions or compounds?   Among second-row…

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Q: Which oxide, CrO3 or CrO, is more acidic in water? Why?

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Q: Would you expect rubidium metal to be more or less reactive with waterthan potassium metal?

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Q: Compare and contrast the chemistry of group 1 elements with that of group 2 on the basis of  the…

A: 1) compare of oxides of group 1 and 2 elements - Group 1 metals are very reactive with oxygen and…

Q: All element of this group no matter its oxidation states , will be paramagnetic and coloured  gp 8…

A: When a substance is placed in a magnetic field, if it is repelled by applied magnetic filed then it…

Q: Describe the lanthanide contraction using basic atomic structure theory  (b) What are its effects on…

A: Lanthanide  contraction  occurs due to poor shielding  effect of 4f orbitals.

Q: Why is beryllium carbonate unusually unstable thermally as compared to the other carbonates of this…

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Q: 5. What would you predict about the solubilities of beryllium salts and radium salts relative to the…

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Q: what is common oxidation state of lanthanides? and why ?

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Q: Which set contains an acidic oxide, an amphoteric oxide, and a basic oxide, arranged in that order.…

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Q: In the alkali metal group, the Cesium is less reactive than lithium.

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Q: Why are peroxides and super oxides stable in comparison to other oxides?

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Group 14 Elements

The following elements come under group 14 of the periodic table.