An element reacts with oxygen to form an oxide

Asked by admin @ 17/08/2021 in Science viewed by 298 People

an element reacts with oxygen to form an oxide which dissolve in dilute hydrochloric acid. the oxide forms also turns a solution of red litmus blue. is the elements a metal or a non metal. explain with the help of suitable example.

Answered by admin @ 17/08/2021

The element is a metal as we know that bases turn the color of red litmus to blue and metal oxides are basic in nature. For Example

MgO is a metal oxide so it is basic in nature so it will turn the color of red litmus to blue.

An element a forms two oxides ao and ao2

Asked by admin @ 20/08/2021 in Science viewed by 336 persons

An element A forms two oxides AO and AO2. The oxide AO is neutral whereas the oxide AO2 is acidic in nature. Would you call element A, a metal or …

The element which forms oxides in all oxidation states

Asked by admin @ 20/08/2021 in Chemistry viewed by 319 persons

The element which forms oxides, with all oxidation states from +1 to +5, belongs which group in the periodic table ?

Element in period 3 which does not form oxide

Asked by admin @ 17/08/2021 in Chemistry viewed by 328 persons

Element in period 3 which does not form an oxide

A basic oxide will be formed by the element

Asked by admin @ 10/08/2021 in Science viewed by 331 persons

A basic oxide will be formed by the element: A. sulphur B. phosphorus C. potassium D. carbon

Which of the following elements forms an acidic oxide

Asked by admin @ 20/08/2021 in Chemistry viewed by 391 persons

Which of the following elements will form an acidic oxide? (a) An element with atomic number 7 (b) An element with atomic number 3 (c) An element with atomic number …

An element x forms an oxide with formula x2o3

Asked by admin @ 12/08/2021 in Chemistry viewed by 361 persons

Element x forms an oxide x2o3 . What is the valency of this element and formula of its chloride

An element reacts with oxygen to give a compound

Asked by admin @ 11/08/2021 in Chemistry viewed by 307 persons

An element reacts with oxygen to give a compound with a high melting point. This compound is also soluble in water. The element is likely to be a. calciumb. …

Nitric oxide gas reacts with hydrogen gas to form ammonia gas and water vapor.

Asked by maham237 @ 26/12/2020 in Chemistry viewed by 307 persons

Solid iron(iii) oxide reacts with hydrogen gas to form solid iron and liquid water.

Asked by maham237 @ 16/12/2020 in Chemistry viewed by 354 persons

What is the oxidation state of each element in coh2

Asked by admin @ 27/09/2021 in Chemistry viewed by 329 persons

What is the oxidation state of each element in COH2?

An acidic oxide is produced by the element

Asked by admin @ 29/08/2021 in Chemistry viewed by 291 persons

An acidic oxide is produced by which element ????? a}Na b}C c}H d}Ca

What type of oxide would eka aluminium form

Asked by admin @ 24/08/2021 in Chemistry viewed by 299 persons

What type of oxide would Eka– aluminium form?(a) EO3(b) E3 O2(c) E2 O3(d) EONCERT Class XScience - Exemplar ProblemsChapter_Periodic Classification of Elements