alkali metals
The element with the symbol "Ma" does not exist on the periodic table. It is possible that the symbol is a typo or error. Common elements found on nutritional facts labels include sodium (Na), potassium (K), magnesium (Mg), and manganese (Mn).
From left to right on the periodic table, the elements in each group (column) have one more electron in their outer shell. For example, sodium (located on the far left side of the periodic table) has only one valence electron. Helium (located on the far right side of the periodic table) has 8 valence electrons. If the periodic table you're labels the 'A' and 'B' groups, then seeing the pattern is fairly easy. When you ignore the 'B' groups (transition metals), a very easy rule applies: whatever group (column) an element is in, that's the number of electrons in the outer shell. Elements in Group IA (like sodium) have one valence electron. Elements in Group IIA (like calcium) have 2 valence electrons. Likewise, elements in Group IIIA (like aluminum) have three valence electrons. This rule applies to all elements located in 'A' groups. For example, simply by looking at the periodic table, you can tell that fluorine has seven valence electrons because it is located in Group VIIA. In answer to your question, from left to right, on the periodic table, the number of valence electrons an element has increases.
In the older periodic table, each group was divided into A & B sub-groups. The only problem with that was that there were two different conventions about which elements were labelled "A" and which were labelled "B". Groups 1 & 2 were clearly 'A' (elements like sodium and calcium) and 11 & 12 were clearly 'B' (elements like copper and zinc). But groups 3 through 10 were labelled 'A' in one convention and 'B' in another, and the opposite labels were used for groups 13 through 18.With the second labelling convention, groups labelled 'A' were known as 'main group elements', and groups labelled 'B' were 'transition metals', and that is still the case.Thus in the newer IUPAC scheme, groups 1, 2, and 13 through 18 are called 'main group elements'.
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Elements in groups 3 through 12 on the periodic table are known as the transition metals. These elements have properties that include high melting points, ductility, and the ability to form colored compounds. They are widely used in industrial applications, jewelry, and electronics due to their unique properties.
Check to see if it is on the periodic table. http://ptable.com/ To do this you must not only know its properties but what else is in the item To do this look at the tags, labels etc. and then use a element table you can ask your science teacher for one or seach the net. but elements are one 'pure' form of the metal
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The element with the symbol "Ma" does not exist on the periodic table. It is possible that the symbol is a typo or error. Common elements found on nutritional facts labels include sodium (Na), potassium (K), magnesium (Mg), and manganese (Mn).
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From left to right on the periodic table, the elements in each group (column) have one more electron in their outer shell. For example, sodium (located on the far left side of the periodic table) has only one valence electron. Helium (located on the far right side of the periodic table) has 8 valence electrons. If the periodic table you're labels the 'A' and 'B' groups, then seeing the pattern is fairly easy. When you ignore the 'B' groups (transition metals), a very easy rule applies: whatever group (column) an element is in, that's the number of electrons in the outer shell. Elements in Group IA (like sodium) have one valence electron. Elements in Group IIA (like calcium) have 2 valence electrons. Likewise, elements in Group IIIA (like aluminum) have three valence electrons. This rule applies to all elements located in 'A' groups. For example, simply by looking at the periodic table, you can tell that fluorine has seven valence electrons because it is located in Group VIIA. In answer to your question, from left to right, on the periodic table, the number of valence electrons an element has increases.
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In the older periodic table, each group was divided into A & B sub-groups. The only problem with that was that there were two different conventions about which elements were labelled "A" and which were labelled "B". Groups 1 & 2 were clearly 'A' (elements like sodium and calcium) and 11 & 12 were clearly 'B' (elements like copper and zinc). But groups 3 through 10 were labelled 'A' in one convention and 'B' in another, and the opposite labels were used for groups 13 through 18.With the second labelling convention, groups labelled 'A' were known as 'main group elements', and groups labelled 'B' were 'transition metals', and that is still the case.Thus in the newer IUPAC scheme, groups 1, 2, and 13 through 18 are called 'main group elements'.
Network B -- WAN Network C -- LAN Network A -- LAN