Decide which element probably has a melting point most and least similar to the melting point of potassium.Comparing melting point: tin indium nitrogen sodium most similar to potassium least similar to potassium
Question
Decide which element probably has a melting point most and least similar to the melting point of potassium.Comparing melting point: tin indium nitrogen sodium most similar to potassium least similar to potassium
Solution
To answer this question, we need to understand that the melting point of an element is largely determined by the type of bonding it has and its position in the periodic table.
Potassium is an alkali metal, located in Group 1 of the periodic table.
-
Sodium is also an alkali metal in Group 1, just above potassium. Alkali metals have similar properties, including similar melting points. Therefore, sodium is likely to have the most similar melting point to potassium.
-
Nitrogen, on the other hand, is a nonmetal located in Group 15. It has a very low melting point (-210 degrees Celsius) because it is a gas at room temperature. Therefore, nitrogen is likely to have the least similar melting point to potassium.
So, the element with the most similar melting point to potassium is likely to be sodium, and the element with the least similar melting point is likely to be nitrogen.
Similar Questions
Decide which element probably has a melting point most and least similar to the melting point of calcium.
The melting point of two unknown substances are compared. One of the substances is thought to be an alkali metal and the other is a transition metal.The melting point of substance A is 63.5 °C. The melting point of substance B is 1910 °C.Predict which substance, A or B, is the transition metal.
Pure metals have high melting and boiling points.Which one of the following would you expect to have the highest melting point?NitrogenTungstenFluorineSulfur
Transition metals and alkali metals have significantly different melting points.Chromium is a transition metal and rubidium is an alkali metal.Predict which metal will have a higher melting point.ChromiumRubidium
The hardness of group 1 elements......as you go...The hardness of potassium is likely to be between......so we can predict that potassium has a hardness of...
Upgrade your grade with Knowee
Get personalized homework help. Review tough concepts in more detail, or go deeper into your topic by exploring other relevant questions.